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ELEVATOR SUPPLIES CO. v. GRAHAM & NORTON CO.

No. 629.

33 F.2d 148 (1929)

ELEVATOR SUPPLIES CO., Inc., v. GRAHAM & NORTON CO., et al.

District Court, D. Delaware.

June 10, 1929.

Attorney(s) appearing for the Case

E. Ennalls Berl (of Ward & Gray), of Wilmington, Del., and Samuel E. Darby, Jr. (of Darby & Darby), of New York City, for plaintiff.

William G. Mahaffy, of Wilmington, Del., and Clifton V. Edwards (of Edwards, Bower & Pool), of New York City, and Henry C. Townsend and Virgil C. Kline (of Townsend & Decker), both of New York City, for defendants.

MORRIS, District Judge.

Two patents are here in suit. Both have to do with the elevator art. One, No. 1,587,007, granted to Norton and others, is for shaftway "door-operating mechanism for elevators." The other, No. 1,565,143, to Fear is for "elevator-door control." Both are owned by the plaintiff, Elevator Supplies Company, Inc., which here taxes defendant Graham & Norton Company with their infringement. The defense to each is noninfringement, in that the claims...

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