000 00493 a2200253 4500
001 163448
020 _a
041 _aeng
080 _a621-777:621.922
245 _aMarking system for grinding wheels :
250 _a
260 _aNew Delhi
260 _bBIS
260 _c1966
300 _a7
300 _c
856 _uBIS
490 _aNASA TN D-8041 : 1975
100 _aBureau of Indian Standards
700 _a
650 _a
650 _aGrinding wheels
942 _cPP
942 _2UDC
999 _c183742
_d183742