000
00303nam a2200121Ia 4500
008
160710s1949 xx 000 0 und d
082
_a
621.31 M 53 I
100
_a
MAY,E.
245
_a
INDUSTRIAL HIGH FREQUENCY ELECTRIC POWER
260
_b
CHAPMAN & HALL LTD.
_c
1949
300
_a
355
942
_2
ddc
_c
B
999
_c
10197
_d
10197