000 00270nam a2200109Ia 4500
008 160710s1956 xx 000 0 und d
100 _aKRETZMANN,R.
245 _aINDUSTRIAL ELECTRONICS HAND BOOK
260 _bPHILLIPS TECH PUB.
_c1956
300 _a297
942 _2ddc
_cB
999 _c21641
_d21641