Administration of certain inventions and patents by Federal trade commission. Joint hearings before the Committees on Patents of the Senate and House of Representatives, Sixty sixth Congress, first session on S. 3223, H. R. 9932, an act authorizing the federal trade commission to accept and administer for the benefit of the public and the encouragement of industry, inventions, patents and patent rights, and for other purposes, November 5, 1919.

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