000
00263nam a2200121Ia 4500
008
220201s1979 xx 000 0 eng d
082
_a
621.381
_b
MOR
100
_a
Morris, N
245
0
_a
Industrial electronics
260
_c
1979
300
_a
305
942
_2
ddc
999
_c
24579
_d
24579