DK35788C
(en )
1926-03-22
Device for automatic Regulation of an Electrical System Power.
FR619557A
(en )
1927-04-05
Device for interrupting an electric current
DK36286C
(en )
1926-07-26
Device for Regulating Electrical Thermostats.
DK32460C
(en )
1923-11-05
Device for automatic regulation of electric heaters.
CH127386A
(en )
1928-09-01
Device for reducing the tripping time of automatic electrical switches.
DK35479C
(en )
1926-01-04
Device for regulating the mean load of electrical systems.
DK34070C
(en )
1925-01-26
Automatic Start-up device for short-circuit motors.
DK40122C
(en )
1929-05-06
Device for automatic start-up of electric motors.
DK31529C
(en )
1923-04-09
Device for Voltage Regulation of Electrical Transformers.
ES82435A1
(en )
1923-03-16
Device for the automatic regulation of the capacity of an electrical installation.
DK31684C
(en )
1923-05-14
Holder for Maintenance of Control of Electrical Wires.
FR529198A
(en )
1921-11-24
Hydraulic device for generating electric current
FR535663A
(en )
1922-04-19
Advanced system for electrical power distribution
DK29149C
(en )
1922-01-09
Apparatus for Setting Up Lead Cable Boxes.
DK32496C
(en )
1923-11-12
Device for operation of turbine-driven separators.
FR560167A
(en )
1923-09-29
Instantaneous automatic circuit breaker for direct current
DK33455C
(en )
1924-07-21
Branch for Electrical Installations.
ES70386A1
(en )
1919-09-01
An automatic maximum and minimum electrical circuit breaker device.
ES88135A3
(en )
1924-04-01
An astatic comparator device for electric currents.
ES76602A1
(en )
1921-02-16
An electrical flow limiting device.
DK33109C
(en )
1924-04-22
Device for repeated switching on of automatic circuit breakers.
ES73341A1
(en )
1920-06-28
An automatic circuit breaker-limiter device.
DK36855C
(en )
1926-11-29
Device for inertia-free control of light rays by electrical voltage variations.
ES72531A1
(en )
1920-04-28
An electrical discharge device.
ES71412A1
(en )
1919-12-31
An electric heating device.