The story of the United States Patent Office, 1790-1956
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The story of the United States Patent Office, 1790-1956
U.S. Dept. of Commerce, Patent Office , For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1956
3rd ed
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Note
Title of May 1961 repr. version: The story of the United States Patent Office