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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 162
152 REPORT OF THE … 38304 CO CO CO 1 o 1 I r.-Jfci^^-: 1 r (3 ^-— --^ <:r — U 38303 CO GO CO O CO (VUnited States. Patent Office · Patents · Agriculture
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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