Paper or drawing punch hole fastening device - combines cylindrical punch with ball writer and paper support unit

摘要

Device for the production of holes for fastening together individual printed sheets or drawings, combined with a ball-writer and a writing device. A hole is provided in the upper part of the writing device, and the clipping is by means of a cloth protected punching cylinder. To produce the holes the paper sheet is folded in half, the punching cylinder is pressed through the hole in the writing device, the paper discs thus punched out fall into the inside of the ball-writer, and can be periodically removed. Where the wall strength is adequate a through hole in the writing device is not necessary.