000
00318nam a2200109Ia 45e0
008
181001s1964 xx 000 0 und d
100
_a
IS:2703- 1964
245
0
_a
Specification for hand operator button
260
_a
New Delhi
_b
I.S.I. New Delhi
_c
1964
300
_a
5
942
_2
ddc
_c
BK
999
_c
2965
_d
2965