III.-LIST OF PATENTS ISSUED BY THE UNITED STATES, DUR- 

 ING THE YEAR 1881, RELATING TO FISH AND THE METHODS, 

 PRODUCTS, AND APPLICATIONS OF THE FISHERIES. 



By Robert G. Dyrenforth, 

 Assistant Commissioner of Patents, United States Patent Office. 



FISHWAYS. 



243,893. A. B. Hendryx July 5,1881. 



FLOATS. 



239,063. B. W. Eoss March 22, 1881. 



240,611. P. S. Redfield April 26, 1881. 



241,150. G.Norwood May 10, 1881. 



250,848. C.M.Smith , Dec. 13, 1881. 



HOOKS AND ATTACHMENTS. 



236,161. 0. Hymers Jan. 4, 1881. 



237,566. E. Marion Feb. 8,1881. 



242,866. M. D. Beach June 14,1881. 



243,987. J. Shields July 5, 1881. 



OYSTER CULTURE. 



237,351. D. G.Weems Feb. 1,1881. 



239,592. D. G. Weems March 29, 1881. 



249,942. V.N. Hughes Nov. 22, 18S1. 



OYSTER DREDGES AND TONGS. 



237,160. G. C. Brown Feb. 1, 1881. 



246,726. W. B. Collier. Sept. 6, 1881. 



PISCICULTURE. 



245,704. O. M. Chase Aug. 16, 1881. 



REELS. 



243,371. G. Hancock June 28, 1881. 



244,828. F. R. Smith July 26, 1881. 



246,147. L. A. Kiefer Aug. 23, 1881. 



250,165. J. Palmer.. Nov. 29, 1881. 



9,787. F. A.- Loomis (reissue) July 5, 1881. 



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