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PERMO, INC. v. HUDSON-ROSS, INC.

No. 9875.

179 F.2d 386 (1950)

PERMO, Inc., et al. v. HUDSON-ROSS, Inc., et al.

United States Court of Appeals Seventh Circuit.

January 19, 1950.

Attorney(s) appearing for the Case

Clarence J. Loftus, William E. Lucas, Chicago, Ill., for appellant.

Ephraim Banning, III, Chicago, Ill., George I. Haight, Edward A. Haight, Chicago, Ill., John W. Hofeldt, Chicago, Ill., Carl E. Hoppe, San Francisco, Cal., for appellees.

Before MAJOR, Chief Judge, KERNER, and DUFFY, Circuit Judges.

DUFFY, Circuit Judge.

This is a suit for patent infringement. Plaintiff Astatic Corporation is the owner and plaintiff Permo, Inc., the exclusive licensee of Semple Patent 2,325,343 covering a phonograph needle, issued July 27, 1943, on application filed January 28, 1942. Defendant M. A. Miller Manufacturing Co. manufactures the accused needles and defendant Hudson-Ross, Inc., has sold some. Only Claim 1 of the patent is here in issue. The district court held Claim...

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