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MINNESOTA MINING & MFG. CO. v. PROJECTION OPTICS CO.

Civ. No. 10887.

256 F.Supp. 354 (1966)

MINNESOTA MINING AND MANUFACTURING COMPANY, Plaintiff, v. PROJECTION OPTICS COMPANY, Inc., Dunbar & de Zeng, Inc., and James E. Duncan, Inc., Defendants.

United States District Court W. D. New York.

June 15, 1966.

Attorney(s) appearing for the Case

Charles Shepard, Rochester, N. Y., Edward A. Haight, Britton A. Davis, Chicago, Ill., Harold J. Kinney, Robert E. Granrud, St. Paul, Minn., for plaintiff.

Bayer & Vogt, Rochester, N. Y., for defendants; Darby & Darby, Morris Relson, William F. Dudine, Jr., New York City, of counsel.

BURKE, Chief Judge.

Trial before the undersigned at Rochester, N. Y., November 29 to December 3, 1965.

FINDINGS OF FACT

1. This is a patent infringement suit based upon Appeldorn Patent No. 3,126,786. The patent was issued March 31, 1964, on an application filed July 20, 1962. It is exclusively owned by the plaintiff by assignment from Appeldorn, the applicant. The patent is for an Overhead Projection System. An overhead projector is a visual demonstration...

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