000
00295nam a2200109Ia 4500
008
160710s1958 xx 000 0 und d
082
_a
658.561 ELE
245
_a
PROCEEDINGS OF THE EIA CONFERENCE ON AUTOMATION SYSTEMS
260
_b
ENGINEERING PUBLIHERS
_c
1958
300
_a
180
942
_2
ddc
_c
B
999
_c
21937
_d
21937