Jogger Mfg. Corp. v. Roquemore‪.‬

Defendant denied infringement of plaintiffs two patents, Nos. 1,694,638 and 1,863,465, which cover a jogger, which is a device attached to a multigraph or a printing press and which stacks the papers coming through in even piles. Mechanical joggers have been used in connection with printing machines for many years, and one patent set out in the record goes back to 1879. When these patents were issued, plaintiff was engaged in the manufacture of joggers for its customers, among whom was American Multigraph Company, whose successor was Addressograph Multigraph Corporation. Both are hereinafter referred to as M Company.