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Report of the Commissioner of Patents for the year .. (1849)
United States. Patent Office · Washington : Office of Printers to House of Reps. · leaf 315
307 COMMISSIONER OF PATENTS. CO IG214 OB r» — <c r FD-C 0 rf~-/}'7777?77777777PJ f "-J /• _-,_ ^ -- ■Pr TIL rr~M i ^ T ;0;iJ7 36213United States. Patent Office · Patents · Agriculture
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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