NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[CURRENT]
DIN 19059-2
DIN 19059-2
Microfilms; graphic symbols for microfilming for use in practice; application and summary
Title (German)
Mikrofilme; Bildzeichen für die Mikroverfilmung; Anwendung und Übersicht