FR847899A
(en )
1939-10-18
Transformer
DK58424C
(en )
1941-02-17
Transformer output circuit for sawtooth-shaped alternating currents and with inductive-ohmic load.
CH206831A
(en )
1939-08-31
Installation circuit breaker with magnetic and thermal release.
CH209016A
(en )
1940-03-15
AC switch.
FR755796A
(en )
1933-11-30
Electric lamps and similar articles
CH471448A
(en )
1969-04-15
Current transformer for the transmission of shifted short-circuit alternating currents
FR840601A
(en )
1939-04-28
Three-phase transformer with isolated neutral point
FR844154A
(en )
1939-07-20
Circuit breaker
FR847358A
(en )
1939-10-09
Transformer
DK55616C
(en )
1938-12-27
Current transformer type transformer.
DK55756C
(en )
1939-01-30
Radiogoniometer with direct and instantaneous reading.
DK59146C
(en )
1941-10-27
Two-tube amplifier with push-pull coupled output circuit.
CH202678A
(en )
1939-01-31
Transformer circuit for sawtooth currents.
CH206515A
(en )
1939-08-15
Regulating transformer.
DK58013C
(en )
1940-09-23
Three-phase or multiphase Transformer with three legs lying in one plane.
FR833945A
(en )
1938-11-04
Circuit breaker
AT184958B
(en )
1956-03-10
Coupling circuit between signal source and load circuit
FR763273A
(en )
1934-04-26
Immersible transformer
FR737270A
(en )
1932-12-09
Electrical transformers
CH222390A
(en )
1942-07-15
Circuit arrangement in telex exchanges with equalizing transformers.
CA327120A
(en )
1932-10-25
Electrical circuit and transformer
GR6476B
(en )
1937-05-05
ORIGINAL VEGETABLE DOUGH AND VEGETABLE DOUGH ALSO.
GR6494B
(en )
1937-05-13
AC AC POWER MODE
FR51572E
(en )
1943-02-05
Three-phase transformer with isolated neutral point
FR51635E
(en )
1943-03-18
Three-phase transformer with isolated neutral point