000
00292nam a2200121Ia 4500
001
121627
008
170722s9999 xx 000 0 und d
100
_a
Oppenheimer, Samvel L.
245
_a
Direct and alternating currents. /
260
_c
1963
700
_a
Borchers, Jean Paul
942
_c
GEN
999
_c
2921
_d
2921