000 00489 a2200241 4500
001 279184
020 _a
041 _aeng
080 _aDBSI 9610 : 1982
245 _aSpecification for quartz crystal units of assessed quality : generic data and methods of test
250 _a
260 _aLondon
260 _bBSI
260 _c1982
300 _avar. pags.
300 _c
856 _u
490 _aBSI 9610 : 1982
700 _a
650 _a
650 _a
942 _cPP
942 _2UDC
999 _c237911
_d237911