MANTON, Circuit Judge.
The appellee sues for infringement of claims 29 and 30 of patent No. 1,271,527, applied for July 14, 1913, renewed March 23, 1918, and granted July 2, 1918, and claims 1, 2, 3, 4, and 8 of patent No. 1,271,529, applied for July 14, 1913, renewed March 22, 1918, and granted July 2, 1918. The patents relate to paper cone loud speakers, which are said to have supplemented the sound box horn combination used in phonographs and in radio loud speakers...
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