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KAEHNI v. DIFFRACTION COMPANY

Civ. A. No. 20693.

342 F.Supp. 523 (1972)

Frank J. KAEHNI and Marie Kaehni v. The DIFFRACTION COMPANY, Inc.

United States District Court, D. Maryland.

April 28, 1972.

Attorney(s) appearing for the Case

Edward I. Stillman, Cleveland, Ohio, and Samuel H. Guth, Baltimore, Md., for plaintiffs.

Benjamin R. Civiletti, Baltimore, Md., and John F. McClellan, Sr., of Timonium, Md., for defendant.

NORTHROP, Chief Judge.

This is an action brought under the Patent Laws of the United States, Title 35 U.S.C., by Frank J. Kaehni and Marie Kaehni, plaintiffs, for infringement of U. S. Letters Patent No. 2,463,280 (hereinafter, "280"), issued March 1, 1949. Jurisdiction of this Court is based on 28 U.S.C. § 1338; venue is not contested.

Plaintiffs contend that defendant, The Diffraction Company, Inc. (hereinafter, "Diffraction") manufactured and sold...

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