000 00284nam a2200121Ia 4500
008 160710s1933 xx 000 0 und d
082 _a621.3192 WAG
100 _aWAGNER,C.F
245 _aSYMMETRICAL COMPONENTS
260 _bMCGRAW-HILL CO.
_c1933
300 _a437
942 _2ddc
_cB
999 _c36220
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