Gregory v. Royal Typewriter Co.

GODDARD, District Judge.

This is a suit for infringement of United States Patent 1,893,025 issued January 3, 1933 upon application filed July. 1, 1930. The usual relief of injunction and accounting is demanded. Defendants’ answer denies infringement and sets up a counterclaim asserting invalidity of the claims now in suit.

The defendants Betts and Betts Corporation made and installed the motor mechanisms in the instances now complained of, and are defending the case for all defendants. The defendant Royal Typewriter Company, Inc., used display units shown by plaintiffs’ Exhibits 3 and 4, and…