ANSONIA BRASS AND COPPER CO. v. ELECTRICAL SUPPLY CO.

No. 165.

144 U.S. 11 (1892)

ANSONIA BRASS AND COPPER COMPANY v. ELECTRICAL SUPPLY COMPANY.

Supreme Court of United States.

Decided March 14, 1892.


Attorney(s) appearing for the Case

Mr. Charles E. Mitchell and Mr. Joshua Pusey for appellant.

Mr. Charles R. Ingersoll and Mr. Morris W. Seymour for appellee.


MR. JUSTICE BROWN delivered the opinion of the court.

The stress of this case is upon the question of patentable novelty. The art of insulating electric wires has been known almost as long as that of conducting electricity for practical purposes by means of wires. Prior to the use of electricity for lighting, however, the feeble character of the currents conveyed upon these wires did not require that the insulating material...

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