DIN 12908-1 Porcelain laboratory ware; combustion tubes, dimensions standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 108-10 Slide projectors and slides; projection lenses for overhead projectors, optical data standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 5290-2 Light metal spring hook without setting nut; dimensions, technical conditions of delivery standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 58726 Production in optical engineering; screwed connections without fitting part standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 81412 Cupboard bolts, light type for furniture standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 81416 Entering catches, light type, for furniture and fitments standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 81419 Holders for curtain-rods standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 81320 Turnbuckles for flaps in passageways standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 81321 Hasp and staple standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 40613-2 Products based on built up or treated mica paper for electrical insulation; formed rigid mica materials for commutators, dimensions standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 57220-3 Specifications for single- and multiple cable clamps with insulating parts in electrical power cable installations up to 1000 V standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1977
DIN 12448 Paper laboratory ware; filter paper standard by Deutsches Institut Fur Normung E.V. (German National Standard), 09/01/1977