72 



SCIENTIFIC NEAVS. 



[May 2nd, 1887. 



APPLICATIONS FOR LETTERS PATENT. 



The following selected list of applications has been compiled especially 

 /or the Scientific News by Messrs. W. P. Thomtson and Boult, 

 Patent A/;ents, of 323, High Holborn, London, W.C.; Newcastle 

 Chambers, Atigel Row, Nottingham ; Ducie Buildings, Bank Street, 

 Manchester ; and 6, Lord Street, Liverpool. 



No. ^ 



3696.— Charles Berry Phillii's, Carlton Terrace, Chester. "De- 

 phosphorating and refining iron, steel, alloys of iron or steel and 

 other metals and alloys." nth March, 1887. 



3744— John Richardson and Bartholomew Richmond Row- 

 land, 1 56, Fleet Street, London. " Valve gear of steam engines, " 

 nth March, 1887. 



3811.— Thomas Rowe Weston, 131, St. Thomas Road, Finsbury 

 Park, London. " Obtaining electricity." 14th March, 1887. 



3831.— Frederick Carrington Phillips and Hugh Erat Harri- 

 son, 2, Victoria Mansions, Victoria Street, Westminster, S.W. 

 " Transforming alterrating electric currents into other alternating 

 currents." 14th March, 1887. 



3914.— Alfred Julius Boult, 323, High Holborn, Middlesex. 

 A communication from James F. McLaughlin, United States. 

 "Despatch tube systems." (Complete specification.) 15th March, 

 1SS7. 



3915.— Alfred Julius Boult, 323, High Holborn, Middlesex. A 

 communication from James F. McLaughlin, United States. 

 " Carriers for pneumatic despatch tube systems." (Complete 

 specification.) 15th March, 1887. 



3917. — Charles Wittenberg, 323, High Holborn, W.C. "Tele- 

 phone registers.'' (Complete specification.) 15th March, [887. 



3920. — Alfred Julius Boult, 323, High Holborn, Middlesex. A 

 communication from Louis Bagger, United States. " Igniting 

 explosive charges." (Complete specification.) 15th March, 1887. 



3933. — Thorsten Nordenfelt, 24, Southampton Buildings, London, 

 " Electric signaUing instruments, suitable for ships' telegraphs." 

 15 th March, 18S7. 



3943- — William Henry Douglas, 4 and 5, Arcade Chambers, Cor- 

 poration Street, Birmingham. " Instruments for measuring electric 

 currents." l6th March, 1887. 



3947- — Hugh Campbell, Commercial Street, Halifax. "Gas motor 

 engines." i6th March, 1887. 



3960. — Alfred Julius Boult, 323, High Holborn, London. A 

 communication from Arthur M. Phelps, United States. " Tele- 

 phones." (Complete specification.) l6th March, 1887. 



3988. — William Donaldson, 2, Westminster Chambers, Victoria 

 Street, Westminster. " Fluid pressure motor." i6th March, 

 1S87. 



3989.— Peter Brotherhood, 28, Southampton Buildings, London. 

 "Three cylinder engines." (Complete specification.) 16th March, 

 1887. 



3990. — Charles Clamond, 28, Southampton Buildings, London. 

 " Micro-telephonic transmitters." l6th March, 1887. 



4022.— Charles Humfrey, 6, Lord Street, Liverpool. " Manufac- 

 ture or sodium." 17th March, 1887. 



4032.— MoRiTZ Immisch, 52, Chancery Lane, London. " Holder for 

 brushes of electro-motors and dynamo-machines." 17th March, 

 1S87. 



4055.— Alfred Julius Boult, 323, High Holborn, London. A 

 communication from Carl Dornbusch, Saxony. "Weighing 

 machines." 17th March, 1887. 



4088.— George Milligan, 67, Walton Street, Oxford. "Obtaining 

 aUiminate of soda from clay and soda salts." l8th March, 1887. 



4in.— Robert Samuel Lloyd, of the firm of Hayward, Tyler 

 and Co., 77, Chancery Lane, London. " Hot air engines." l8th 

 March, 1877. 



4126.— Myrthil Bernard and Ernest Bernard, 4, South Street, 

 Finsbury, London. " Process for the electrolysis of certain double 

 chlorides." i8th March, 18S7. 



4199. — Arthur Brin and Leon Quentin Brin, 69, Horseferry 

 Road, Westminster. " Production of chlorine and hydrogen." 

 2lst March, 18S7. 



4228.— Curt Netto, 45, Southampton Buildings, London. "Extrac- 

 tion of aluminium from substances containing the same." 21st 

 March, 1S87. 



4279.— Henry Watson, Henry Burnet Watson, and John 

 Stanley Watson, High Bridge Works, Newcastle-on-Tyne. 

 " Ventilating valves." 22nd March, 1S87. 



4280.— Frederick Casse, at present of 59, Guildford Street, Russell 

 Square, London. " lue.xplosive steam boiler." 22nd March. 



4319.— Joseph Devonport Finney Andrews, 28, Southampton 

 Buildings, London. " Single-acting engines." 2znd March, 

 1887. 



4320. — Hiram Stevens Maxim, 45, Southampton Buildings, 

 London. " Manufacture of guns." 22nd March, 1887. 



4322. — John Hopkinson and Edward Hopkinson, 47, Lincoln's 

 Inn Fields, London. " Dynamo electric machines." 22nd 

 March, 1887. 



4362. — William Gaskell, 8, Quality Court, London. " Preventing 

 smoke and economising fuel in steam boiler furnaces." 23rd 

 March, 1887. 



4373.— Alfred Julius Boult, 323, Pligh Holborn, London. 

 A communication from August Berghausen, Germany. " Auto- 

 matic signalling apparatus for the detection of fire damp." 23rd 

 March, 1887. 



4375-— HuLDA Weber and Rupert Schefbauer, 8, Quality Court, 

 London. " Insulating electrical conductors or wires." (Complete 

 specification.) 23rd March, 1887. 



4403.— James MacEwan Ross and James McDowall, 62, St. 

 Vincent Street, Glasgow. " Rotary engines and pumps." 24th 

 March, 1887. 



4423.— James Rodger Thomson, of the firm of James and George 

 Thomson, and John Harward Biles, 62, St. Vincent Street, 

 Glasgow. " Boilers for steam ships." Complete specification.) 

 24th March, 1887. 



4460. — Thomas Parker, 70, Market Steeet, Manchester. " Electro- 

 dynamic and dynamo-electric machines." 25th March, 1887. 



4472.— SiLVANus Phillips Thompson, 323, High Holborn, 

 London. "Electro-deposition of cobalt." 25th March, 1887. 



4494. — Henry Nurse, i, Queen Victoria Street, London. "Steam 

 generators." 25th March, 1887. 



4553. — William Dickenson, 24, Southampton Buildings, London. 

 " Electric telegraph apparatus." 26th March, 1887. 



4576. — Desire Guillaume Reilton, Sebastien Toussaint Mon- 

 tagne and Oliver Louis Benjamin Leprevost Bourgbrel, 

 I, Rue Lafitte, Paris. " Extracting aluminium from alumina." 

 (Complete specification.) 28th March, 1887. 



4664. — William Phillips Thompson, 6, Lord Street, Liverpool. A 

 communication from Eugen Hutchinson Cowles and Alfred 

 Hutchinson Cowles, United States. " Electric furnaces, applicable 

 for making aluminium and for other purposes." (Complete specifi- 

 cation.) 29th March, 18S7. 



4667.— William Prescott Kookogey, 323, High Holborn, London. 

 " Galvanic battery solutions." (Complete specification.) Z9th 

 March, 1887, 



4692. — Robert Luke Howard, Eliot Howard, and Robert 

 Samuel Lloyd, all of the firm of Hayward, Tyler, and Co., 

 77, Chancery Lane, London. " Hot-air engines." 29th March, 

 1887. 



4823.— Charles Henry Cathcart, 8, Quality Court, London. 

 " Galvanic Battery." 31st March, 1887. 



4824. — Owen Charles Dalhousie Ross, 8, Quality Court, Lon- 

 don. " Generating electro-magnetic currents." 31st March, 1887. 



4978. — Frederick Thomas Schmidt, Sunbridge Chambers, Brad- 

 ford. " Holder and switch for electric lamps." 4th April, 1887. 



4993. — William Hichens Rickard and Thomas John Rickard, 

 Trelawney House, Caerleon Road, Maindel, Newport, Monmouth- 

 shire. "Coating plates with tin, lead, and other metal, or alloys 

 of same." 4th April, 18S7. 



5009.— James Tarbotton Armstrong, 8, Quality Court, London. 

 " Charging, re-charging, cleansing, changing, and varying the 

 chemicals and liquids used in secondary batteries." 4th April, 

 1887. 



5010. — The Honourable Richard Clere Parsons, 28, Southampton 

 Buildings, Chancery Lane, London. "Multiple cylinder engines." 

 4th April, 1887. 



5039. — William Bkyer Nation and John Joseph Worswick, S, 

 Quality Court, Chancery Lane, London. "Application of electricity 

 to the treatment of vegetable fibres, suitable for spinning, weaving, 

 and other analogous purposes." Sth April, 1887. 



5046. — Joseph Marie Achille Fournier, 74, St. Stephen's Avenue, 

 Shepherd's Bush, London. " Purifying, heating, and burning 

 illuminating gas." 5th April, 18S7. 



5052.— Eyre Crowe, 31, South Bar, Banbury. " Hydro-carbon en- 

 gines." 5th April, 1887. 



5 122.— Georg e Edenso r Dorman, Brook House, Stafford. " Thermo- 

 electric elements." 6th April, 1887. 



5186. — Alexander Pelham Trotter and Walter Thomas Gool- 

 DEN, 23, Andalus Road, Clapham, London. "Brush-holders for 

 dynamo-electric machines." 7th April, 1887. 



5193.— -George Annesley Grindle, 79, Cambridge Gardens, 

 Notting Hill, London. " System of generation and distribution of 

 electricity." 7th April, 1887. 



