| 000 | 00507nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230601b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aR 003.62:621.3(02) _bM3 |
||
| 245 |
_aLetter symbols: _bIncluding conventions and sign for electrical technology a handbook for everyday use |
||
| 260 |
_bCommission Electrotechnical Commission, _c1983 |
||
| 300 | _avi, 114p. | ||
| 650 | _aProlegomena. | ||
| 653 | _aConventions | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c38235 _d38235 |
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