000 00307nam a2200109Ia 4500
008 220201s1967 xx 000 0 eng d
100 _aIndian Standard Institution
245 0 _aIS: 4218-1967 ISO Matric screw threads:-Tolerancing system
260 _bI.S.I Manak Bhavan
_c1967
300 _a20
942 _2ddc
999 _c80044
_d80044