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COLUMBIA LENS CO. v. L. E. SMITH GLASS CO.

No. 3215.

6 F.2d 97 (1925)

COLUMBIA LENS CO. et al. v. L. E. SMITH GLASS CO.

Circuit Court of Appeals, Third Circuit.

June 29, 1925.

Attorney(s) appearing for the Case

Winter, Brown & Critchlow and Frederick W. Winter, all of Pittsburgh, Pa., for appellants.

Marshall A. Christy, of Pittsburgh, Pa. (Arthur O. Fording, of Pittsburgh, Pa., of counsel), for appellee.

Before BUFFINGTON, WOOLLEY, and DAVIS, Circuit Judges.

DAVIS, Circuit Judge.

This is an appeal from a decree of the District Court holding United States letters patent No. 1,345,073, issued to Emerson L. Clark on June 29, 1920, valid, but not infringed.

The object of the patent was to improve the distribution of projected light by means of a lens or headlight in motor vehicles. This alleged invention consists in the superimposition of two old elements in a lens for an automobile headlight. This lens has "formed...

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