Ross v. Dowden Mfg. Co.

RINER, District Judge.

This is an appeal from a decree entered by the Circuit Court for the Southern District of Iowa dismissing a bill brought for an alleged infringement of patent No. 640,816, granted to George M. Ross, January 9, 1900, for an attachment to potato harvesters. Claim 1 of the patent, alleged to have been infringed by the defendant, reads as follows:

“1. In combination with a potato harvester having a conveyer to move upwardly and rearwardly and carry earth and potatoes and discharge them from the rear of the conveyer, an auxiliary vertically adjustable conveyer having a hinged…