000
00284nam a2200109Ia 4500
008
160710s1965 xx 000 0 und d
100
_a
KETCHUM,D.J. & ALVAREZ,E.C.
245
_a
PULSE AND SWITCHING CIRCUITS
260
_a
NEW YORK
_b
MCGRAW HILL
_c
1965
300
_a
310
942
_2
ddc
_c
B
999
_c
28556
_d
28556