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ELECTRICAL CORP. v. THOMAS CO.

No. 582.

307 U.S. 241 (1939)

ELECTRICAL FITTINGS CORP. ET AL. v. THOMAS & BETTS CO. ET AL.

Supreme Court of United States.

Decided May 22, 1939.

Attorney(s) appearing for the Case

Mr. Samuel E. Darby, Jr., with whom Mr. Lloyd H. Crews was on the brief, for petitioners.

Mr. George Whitefield Betts, Jr., with whom Messrs. William Bohleber and Francis H. Fassett were on the brief, for respondents.

MR. JUSTICE ROBERTS delivered the opinion of the Court.

This was a suit in equity by the respondents for alleged infringement of a patent. The District Court held claim 1 valid but not infringed and claim 2 invalid.1 Instead of dismissing the bill without more, it entered a decree adjudging claim 1 valid but dismissing the bill for failure to prove infringement.

The respondents did not...

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