Spirit Proce Duplicating Machine

A device having a master cylinder to which the duplicating master is attached. The duplicating fluid is federal to the small roller so that a sufficient amount of moisture is imparted to the paper as it passes over the small roller to pick up the impression from the duplicating master. Excludes duplicating machine, gelatin process; duplicating machine, offset process; duplicating machine, relief process and duplicating machine, stencil process.