Court of Appeals for the Sixth Circuit March 7, 1925, Nos. 4121, 4122 (Gear Grinding Machine Co. v. Studebaker Corp.)

DONAHUE, Circuit Judge.

The Gear-Grinding Machine Company brought an action against the Studebaker Corporation for the infringement of the Ward & Taylor patent, No. 1,104,589, for improvements in gear-grinding machines, and for infringement of the Ward patent, No. 1,155,532, for improvements in trimming mechanism for grinder wheels of shaft-grinding machines.