000 | 00391nam a2200145 a 4500 | ||
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005 | 20240602103922.0 | ||
008 | 040526s19uu xx 00 eng d | ||
100 | _aGayford, M. L. | ||
245 |
_aModern relay techniques / _cM.L. Gayford. |
||
260 |
_aLondon : _bButterworths, _cc1969. |
||
300 | _avi, 149 p. : ill. | ||
440 | _aSTC monographs | ||
650 | _aElectric relays. | ||
942 | _2ddc | ||
999 |
_c82806 _d82806 |