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024 _a74408
037 _cTextual
040 _aCSL
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041 _aeng
082 _aD66.:3, J7
100 _aGeyger William A
245 0 _aMagnetic amplifiers circuits
250 _a2
260 _c1957
300 _ap.
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650 _aElectrical engineering
942 _hD66.:3, J7
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999 _c37053
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