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U.S. Court of Appeals for the Sixth Circuit, 1901

Duff Mfg. Co. v. Kalamazoo Railroad Velocipede Car Co.

Duff Mfg. Co. v. Kalamazoo Railroad Velocipede Car Co.
U.S. Court of Appeals for the Sixth Circuit · Decided July 2, 1901 · Clark, Evans, Lurton
109 F. 1057; 48 C.C.A. 774; 1901 U.S. App. LEXIS 4278

Duff Mfg. Co. v. Kalamazoo Railroad Velocipede Car Co.

Opinion of the Court

LURTON, Circuit Judge.

The decree of the circuit court (102 Fed. 171) rupholding the validity of the three patents to Josiah Barrett for improvements in lifting jacks, being patents Nos. 455,993, 455,994, and 455,995, and finding infringement, is affirmed upon the opinion of District Judge WANTY.

Case-law data current through December 31, 2025. Source: CourtListener bulk data.

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