CUSHMAN CHUCK COMPANY v. WHITON MACHINE COMPANY

Civ. No. 4679.

170 F.Supp. 815 (1956)

CUSHMAN CHUCK COMPANY, Plaintiff, v. WHITON MACHINE COMPANY, Defendant.

United States District Court D. Connecticut.

May 25, 1956.


Attorney(s) appearing for the Case

Steward & Steward, New Haven, Conn., for plaintiff.

Roger B. McCormick, Hartford, Conn., for defendant.


J. JOSEPH SMITH, Chief Judge.

This is an action for infringement of a Schuster U. S. patent No. 2,401,971 on a device called by plaintiff its "Accromatic" power chuck. The defenses are invalidity and noninfringement. Both plaintiff's device and the accused device of the defendant, an embodiment of Highberg patent No. 2,687,308, have as their principal advance over others in the art means for fine adjustment of individual jaws of a multi jaw power chuck to obtain precise...

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