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| 005 | 20250718093916.0 | ||
| 008 | 210219s9999||||xx |||||||||||||| ||und|| | ||
| 082 |
_a621.38043 _bTRS;H |
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| 110 |
_aRoyal Signals _949083 |
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| 245 | 0 | _aHandbook of line communication | |
| 260 |
_aDelhi, _bStandard, _c1978 |
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| 300 | _a904p | ||
| 650 |
_aLine Communications _949084 |
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| 942 | _cBK | ||
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_c31465 _d31465 |
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