ISO 3461-2:1987废止
General Principles For The Creation Of Graphical Symbols - Graphical Symbols For Use In Technical Product Documentation
出版：International Organization for Standardization
专家解读视频
1987
UNI ISO 3461-2:1989 - Identical
UNE 1089-2:1990 - Identical
NBN ISO 3461 2:1995 - Identical
DIN ISO 3461-2 (1988-03) - Identical
NBN ISO 3461 2 : 1995 - Identical
DIN ISO 3461-2 : 1988 - Identical
UNE 1089-2 : 1990 - Identical
DIN V 32831 : 1990 - Corresponds
UNI ISO 3461-2 : 1989 - Identical
DIN ISO 3461-2 : 1988 - Identical
UNE 1089-2 : 1990 - Identical
UNI ISO 3461-2 : 1989 - Identical
NBN ISO 3461 2 : 1995 - Identical
