Richmond Safety Gate Co. v. Ashbridge

DALLAS, Circuit Judge.

The plaintiff is a corporation of the state of Indiana engaged in the manufacture of “Full Automatic Gates” for use in connection with freight elevators, and these gates. *221■it sells and erects throughout a considerable part of the United States ■and elsewhere. A Pennsylvania statute of May 5, 1899, provided that cities of the first class might, by general ordinance, regulate ■the management and inspection of elevator hoistways and elevator .shafts in said cities; and on April 6, 1900, an ordinance of the city of Philadelphia was duly approved, entitled “An ordinance to…