000
00306nam a2200109Ia 4500
008
220201s1966 xx 000 0 eng d
100
_a
Indian Standard Institution
245
0
_a
IS:3553 Specification for waterlight electric lighiting fillings
260
_b
Delhi:I.S.I
_c
1966
300
_a
14
942
_2
ddc
999
_c
74597
_d
74597