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CAPEK v. LEVIS

Patent Appeal No. 2832.

55 F.2d 476 (1932)

CAPEK et al. v. LEVIS.

Court of Customs and Patent Appeals.

January 25, 1932.

Attorney(s) appearing for the Case

John A. Hall, E. W. Adams, and John G. Roberts, all of New York City, for appellants.

D. Clyde Jones, of Rochester, N. Y., for appellee.

Before GRAHAM, Presiding Judge, and BLAND, HATFIELD, GARRETT, and LENROOT, Associate Judges.

GRAHAM, Presiding Judge.

On September 6, 1924, the appellants Capek and Van Den Broecke filed their application in the United States Patent Office for a patent upon improvements in telephone systems. On September 4, 1925, the appellee, Levis, filed his application, which concededly covers the same subject-matter. An interference was declared. On this interference, Levis took testimony; the appellants, in their behalf, introduced certified copies of foreign patents...

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