DIN 13322-1 Electrical networks; concepts related to topology of electrical networks and theory of graphs standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988
DIN 41640-80 Measuring methods and testing procedures for electromechanical components; test A: contact force, resilient female contacts standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 20372 Rock drilling; water tube; connecting dimensions, material, finish standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 6439 Smoothing trowels standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 6440 Masons trowels standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 6441 Plastering trowles standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 1324-2 Electromagnetic field; material quantities standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/1988
DIN 11219 Agricultural machinery; crop protection equipment; tank capacities; sprayers and dusters standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988
DIN 66269 Text interchange on flexible disk cartridges; file structure and character repertoire standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988
DIN 13322-2 Electrical networks; algebraification of topology and fundamentals of electrical network calculation standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988
DIN 3280 Valves for domestic water supply; tapered unions up to PN 10; survey standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988
DIN 3281 Valves for domestic water supply; tapered union nipples nominal pressure 10; survey standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1988