476 List of Patents . 
Paul Pilsbury, Oct. 25. machine for shelling corn. 
William Thornton, Oct. 28, improvement in boilers, also work- 
ing stills with the same. 
Samuel Goodwin, Oct. 31, a horizontal draft wind-mill. 
Valentine Cook, Nov. 1, finding salt water and metals. Bletonisml 
Samuel Cooley, Nov. 12, vegetable elixer, or cough drops. 
Enoch Alden, Nov. 15, a dry bellows pump. 
Amos Minor, Nov. 16, improvement in spinning wheels. 
Asahel E. Paine, Nov. 19, improvement in wind mills. 
Jacob Osborn, Nov. 24, improvement in fastening and support- 
ing window sashes. 
William Bell, Nov. 24, improvement in the cotton gin. 
Do Nov. 25, improvement in the wind-mill. 
Do Nov. 25, improvement in propelling boats for in- 
land navigation. 
John Fairbanks, Nov. 30, a cylindrick ruler for ruling paper. 
Jacob Cist, Dec. 2, improvement in grinding painters’ colours, 
printers’ ink, &c. 
Jos. Eve, Dec, 6, machine for separating the seed from cotton. 
P. Earl, Dec. 6, a twilling machine for pricking leather for cards. 
Stephen Seward, Dec. 6, improvement in a fire-engine. 
Samuel Rogers and Melville Otis, Dec. 7, machine for rolling 
plates of iron and cutting them into nails. 
James Curtis, jun. Dec. 10, improvement in window springs. 
Edward Richardson, Dec. 16, improvement in still heads and 
condensers. 
Joseph Elgar, Dec. 16, improvement in making cold cut nails 
and brads out of rolled iron. 
David Buckman, Dec. 21, improvement in separating clover 
seed, wheat, &c. from the husk. 
John Beverly, Dec. 26, a hydro-mechanical press. 
John Selby, Dec. 20, improvement in painting rooms. 
Francis Guy, Dec. 30, improvement in making colours for paint- 
ing, printing. See. 
1804. 
Nathaniel Miller and Philip W. Miller, January 5, machine for 
making brick and tile, by cutting the mortar. 
I^eonard Beatty, Jan. 19, improvement in stills or boilers. 
Thomas Benger Jan. 25, improvement in preparing quercitron 
or black oak bark for exportation or home consumption, for dying 
or other uses. 
Talmage Ross, Jan. 23, « a double draught fire-place.” 
