000 00249nam a2200073 4500
080 _a
_b
245 _aIS: 5834 (part 1) - 1994; Electrical timer relays for industrial purposes - specification part 1 pneumatic
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1994
300 _a11p
999 _c35739
_d35739