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NATIONAL TUBE CO. v. STEEL & TUBES

No. 5873.

90 F.2d 52 (1937)

NATIONAL TUBE CO. v. STEEL & TUBES, Inc.

Circuit Court of Appeals, Third Circuit.

May 6, 1937.

Attorney(s) appearing for the Case

Merrell E. Clark, of New York City, John E. Jackson, of Pittsburgh, Pa., and Charles H. Walker, of New York City (D. A. Usina, of New York City, of counsel), for appellant.

Drury W. Cooper and Ernest D. Given, both of New York City, for appellee.

Before BUFFINGTON and DAVIS, Circuit Judges, and DICKINSON, District Judge.

DAVIS, Circuit Judge.

This is an appeal from a decree of the District Court in which it was determined that the Johnston "method" patent No. 1,388,434, the Johnston "product" patent, No. 1,435,306, and the Belmont patent, No. 1,611,875, were valid; that the defendant-appellant had infringed claims 1, 2, 4, 5, 10, 14, 17, and 19 of the Johnston method patent, claims 3, 5, 6, and 9 of the Johnston product patent, and claims 1, 2, 3, 4, and 6 of the Belmont patent; and...

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