000 00524nam a2200193Ia 4500
008 131122s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a681.2021
_bIS:1957-1961
088 _aIS:1957-1961
110 _aIndian Standards Institution
245 _aSpecifiction for primatic compasses, non liquid
260 _aNew Delhi
_bISI
_c1962
300 _a6p.
650 _aPrimatic compasses
650 _aScientific measuring instruments
650 _aStandard
942 _cST
999 _c139288
_d139288