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INTERNATIONAL SPOTLIGHT CORPORATION v. UNITED MFG. CO.

No. 9426.

50 F.2d 234 (1931)

INTERNATIONAL SPOTLIGHT CORPORATION et al. v. UNITED MFG. CO.

District Court, N. D. Illinois, E. D.

June 8, 1931.

Attorney(s) appearing for the Case

Williams, Bradbury, McCaleb & Hinkle, of Chicago, Ill., for plaintiffs.

Dyrenforth, Lee, Chritton & Wiles, of Chicago, Ill., for defendant.

LINDLEY, District Judge.

Plaintiff brought suit to recover for infringement of patents as follows: Cousino, No. 1,327,945, claims 5 and 6; Wielage, 1,434,468, claims 1 and 2; Sklarek, 1,675,915, claims 3 and 4; Sklarek, 1,699,124, claim 18; and Sklarek, 1,682,150, claims 5 and 7. Defendant denied validity of all of said patents and infringement of certain ones thereof. In its counterclaim it charged plaintiff with infringement of five patents, but at the trial relied...

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