000 00433nam a2200181Ia 4500
008 180820s9999 xx 000 0 und d
020 _a0-8273-3927-5
050 _aC 621.381 K474d 1987
100 _aKershaw, John D.
245 0 _aDigital electronics : logic and systems
250 _a3rd
260 _aMassachusetts
260 _bPWS
260 _c1987
300 _a746
650 _aUltrasonic transducers
942 _cBK
999 _c60344
_d60344