BOOTH, Circuit Judge.
There are here an appeal and a cross-appeal from a decree entered in a suit for infringement of a patent which held the patent invalid for lack of invention; and held, further, that the license set up as one of the defenses had not been proven.
The patent in controversy is United States patent No. 1,918,833 to John F. Carter, assigned and issued to plaintiff, the Aro Equipment Corporation, application filed November 11, 1931, patent issued...
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