National electrical safety code handbook A discussion of the grounding rules, general rules, and parts 1, 2, 3, and 4 of the 3rd (1920) through 1993 editions of the National electrical safety code, American national standard C2
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| Μορφή: | Βιβλίο |
| Γλώσσα: | English |
| Έκδοση: |
IEEE Press
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| Έκδοση: | 3rd ed. |