IEC - International Electrotechnical Commission - IEC 60117-4A:1974
Supplement A - Recommended graphical symbols - Part 4: Measuring instruments and electric clocks
revised
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| Organization: | IEC - International Electrotechnical Commission |
| Publication Date: | 1 August 1974 |
| Status: | revised |
| Page Count: | 4 |
| ICS Code (Public information symbols. Signs. Plates. Labels): | 01.080.10 |
Document History
IEC 60117-4A:1974
August 1, 1974
Supplement A - Recommended graphical symbols - Part 4: Measuring instruments and electric clocks
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