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OTIS PRESSURE CONTROL, INC. v. GUIBERSON CORPORATION

No. 9226.

108 F.2d 930 (1940)

OTIS PRESSURE CONTROL, Inc., et al. v. GUIBERSON CORPORATION.

Circuit Court of Appeals, Fifth Circuit.

January 15, 1940.

Attorney(s) appearing for the Case

Jack A. Schley, of Dallas, Tex., and Robert M. McManigal, of Los Angeles, Cal., for appellants.

Hastings W. Baker, of New York City, and Neth L. Leachman, of Dallas, Tex., for appellee.

Before FOSTER, HUTCHESON, and McCORD, Circuit Judges.

HUTCHESON, Circuit Judge.

A patent infringement suit, the bill of complaint included a claim of unfair competition on behalf of one of the plaintiffs. The patents relied upon in the bill as originally filed included the two involved in this appeal, to Collins, 1,560,763, for a packing head and blow out preventer, for rotary type well drilling apparatus, issued November 10, 1925; and to MacClatchie, 1,708,316, for a blow out preventer, issued April 9, 1929, and four...

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