Columbia Machine & Stopper Corp. v. Adriance Machine Works, Inc.

The defendant has appealed • from a final decree in this suit, the appeal from the interlocutory decree in which we decided twenty years ago (226 F. 455); the accounting has dragged through the incredible interval. The patent (Lawson, 1,095,-406) was for a machine for capping bottles, the capping tool of which was forced up and down by the revolution of an upright shaft which carried a “cam-ring.” A slot in the ring engaged a lug upon the capping tool which it reciprocated as it rotated with the shaft. The machine, by which after several efforts the defendant finally succeeded in evading the…