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PIHER, S. A. v. CTS CORP.

No. 81-1672.

664 F.2d 122 (1981)

PIHER, S. A., Plaintiff-Appellant, v. CTS CORPORATION, Defendant-Appellee.

United States Court of Appeals, Seventh Circuit.

Decided November 4, 1981.

Rehearing Denied December 2, 1981.

Attorney(s) appearing for the Case

Raiford A. Blackstone, Jr., Trexler, Bushnell & Wolters, Chicago, Ill., for plaintiff-appellant.

Walther E. Wyss, Mason, Kolehaimen, Rathburn & Wyss, Chicago, Ill., for defendant-appellee.

Before CUMMINGS, Chief Judge, SWYGERT, Senior Circuit Judge, and BAUER, Circuit Judge.

BAUER, Circuit Judge.

This appeal arises from a dispute over a patent for a variable resistor which is the mechanical structure of an electrical component frequently used in connection with volume controls in radios and televisions. The Patent Office and the district court awarded the patent to CTS, the junior party. We affirm.

Piher filed its patent application on July 30, 1968, twenty months before CTS filed its...

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