H S Earle Mfg. Co. v. Clark & Parsons Co.

HALE, District Judge.

This suit is brought to restrain the infringement of design patent No. 30,478, for a grass cutting blade, and design patent No. 32,22?, for a grass hook. The record shows that these patents relate to the same subject, and have been used conjointly. The bill alleges that the infringements complained of are upon their conjoint use. The defenses are anticipation and want of patentability. Section 4929 of the United States Revised Statutes | U. S. Comp. St. 1901, p. 3398], at the time the patents in issue were granted, provided that:

“Any person who, hy his own industry,…