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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 273
263 COMMISSIONER OF PATENTS. 39133 39127 ri p4«3 ^A.oO T 31 ^/// f t ^u /'^ / f/:zz2. ■■/y.'^y/ '///// o C5 CO .^•> D y LI IJ u uUnited States. Patent Office · Patents · Agriculture
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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