ENTRON OF MARYLAND, INC. v. JERROLD ELECTRONICS CORP.

No. 8302.

295 F.2d 670 (1961)

ENTRON of MARYLAND, INC., Appellant, v. JERROLD ELECTRONICS CORPORATION, Appellee.

United States Court of Appeals Fourth Circuit.

Decided October 13, 1961.


Attorney(s) appearing for the Case

William D. Hall, Washington, D. C. (Richard S. Wright, Baltimore, Md., and Max L. Libman, Washington, D. C., on the brief), for appellant.

Israel Packel, Philadelphia, Pa. (Irving B. Grandberg, Baltimore, Md., on the brief), for appellee.

Before SOBELOFF, Chief Judge, and HAYNSWORTH and BOREMAN, Circuit Judges.


SOBELOFF, Chief Judge.

The two patents here in suit relate to a device used in effecting a tap-off of high frequency signals from a coaxial transmission line. Its primary use is in supplying the necessary impulse to an individual television set by connecting an auxiliary cable to the main line. The device, commercially known as the Fastee, is covered by U.S. Patent Nos. 2,694,182 and 2,694,183. The application for the first, called "Impedance-Matching Tap-Off Coupler...

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