000 00433nam a2200121Ia 4500
082 _aIS CODE
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:12257-(Pt.1)-1987. Indian standard specification for pneumatic length measurement comparators. Pt.1 : general information on principles and methods.
260 _aNew Delhi
_bBureau of Indian Standards
_c1988
300 _a4p.
500 _aENG
890 _aIndia
999 _c18090
_d18090