| 000 | 00412nam a22001457a 4500 | ||
|---|---|---|---|
| 999 |
_c1425 _d1425 |
||
| 008 | 200123b ||||| |||| 00| 0 eng d | ||
| 082 | 0 | 0 |
_a621.316 _bH4171 |
| 100 |
_91044 _aHayes, M. E. |
||
| 245 | 1 | 0 |
_aCurrent-collecting brushes in electrical machines _cby M E Hayes |
| 260 |
_aLondon _bSir Isaac Pitman & Sons _c1957 |
||
| 300 | _axiv,191p. | ||
| 365 | _d11.13 | ||
| 650 | 0 | _aElectrical Engineering | |
| 942 | _cBK | ||