U.S. Circuit Court for the Northern District of Illnois February 16, 1900 (Welsbach Light Co. v. Cosmopolitan Incandescent Gaslight Co.)

KOHLSAAT, District Judge.

This is a motion for a preliminary injunction, based upon the alleged infringement by defendant of the first claim of letters patent No. 407,963, dated July 30, 1889, issued *649to Frederick L. and William Stepney Raw son, and now the property, through mesne assignments, of complainant.