Mt. Vernon Car Mfg. Co. v. Pressed Steel Mfg. Co.

EVAN A. EVANS, Circuit Judge.

Five patents, involving 14 claims, are in issue on this appeal. Their validity was sustained and their infringements found by the District Court. All relate to “railway car end structures,” though one patent describes the subject as a “wall ele-. ment.”

Patent No. 1,031,571 to Walter P. Murphy and Clinton E. Sis-son, relating to a railway car end construction, was issued July 2, 1912. The claims in question, 11, 12, 14, and 15, read as follows:

“11. The combination, with the body of a railway car, of an all-metal end structure consisting of upper and lower metal…