District Court, E.D. Michigan October 5, 1920, No. 246 (Thomson Spot Welder Co. v. Ford Motor Co.)

KILLITS, District Judge.

[1] This is an action for infringement of United States patent No. 1,046,066, allowed December 3, 1912, to the plaintiff’s predecessor in title, as assignee, upon an application filed December 3, 1903, by Johann Harmatta. The patent is one for improvements in electric welding, and has 16 claims for process and 5 for product.