DIN 46453-3 Winding wires, round wires insulated, single or multiple insulated by covering; methods of tests standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12541-1 Laboratory glassware; straight bore stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12545 Laboratory glassware; vacuum stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12553 Laboratory glassware; double oblique bore stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12554 Laboratory glassware; T-bore stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12555 Laboratory glassware; double bore stopcocks with tail standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12560 Laboratory glassware; offset oblique bore burette stopcocks with tail standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12561 Laboratory glassware; straight bore burette stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12563 Laboratory glassware; V-bore stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12249 Laboratory glassware; connections with standard ground joints standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 12256 Laboratory glassware; tightness test of conical joints, spherical joints and stopcocks standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977
DIN 19046-2 Supplement 1 Stage projection; oblique projection on plane screens, drawings and nomograms for use in practice Amendment by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1977