000
00283nam a2200121Ia 4500
008
220201s1968 xx 000 0 eng d
082
_a
669
100
_a
Karsa, Bela EF
245
0
_a
Electrical measuring instruments & measurement
260
_c
1968
300
_a
512
942
_2
ddc
999
_c
77636
_d
77636