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Annual report of the Commissioner of Patents for the year .. (1867)
United States. Patent Office · Washington : G.P.O · leaf 194
184 REPORT OF THE w 00 CO 00 I p w td td H H M C5 b ^G B D 62237— B. V. Alstine- Mop Wringer. … 62243— R. J. Wheatley— PlowUnited States. Patent Office · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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