Cutler Hammer Mfg. Co. v. Beaver Machine & Tool Co.

MANTON, Circuit Judge.

The parties herein will be referred to as below. The defendants appeal from that part of the decree entered which holds valid and infringed the first patent, No. 1,162,864, and plaintiff appeals from that part of the decree which holds invalid patent No. 1,353,124.

The first patent was granted December 7, 1915, and the second September 14, 1920, and each is for an electric switch. The earlier patent, the inventor says, has among its objects to provide an improved switch of exceedingly simple, efficient, and inexpensive construction, and a further object is to provide…