AT75643B
(en )
1919-02-25
Device for automatic switching on and off of electrical circuits.
CH72425A
(en )
1916-05-16
Device for switching electrical circuits on and off
FR470066A
(en )
1914-08-20
Circuit breaker
FR471615A
(en )
1914-11-05
Circuit breaker for electrical circuits
CH52466A
(en )
1911-11-16
Device for automatic change of the circuit symbols on time switches
FR485057A
(en )
1917-12-11
Circuit breaker for electrical circuits
FR499390A
(en )
1920-02-10
Automatic switch system for electrical circuits
CH68240A
(en )
1915-02-16
Electrical contact device
AT52495B
(en )
1912-03-11
Automatic adjustment device for the line closures of gas lines or switches of electrical lines.
CH69155A
(en )
1915-06-01
Device for scanning electrical cartridges
DK13950C
(en )
1910-12-05
Device for automatic switching on and off of electric lamps on automatic looms.
FR414198A
(en )
1910-08-27
Electrical circuit controller
CH67800A
(en )
1915-01-16
Lubricating device for automatic electrical switching and control apparatus
CH69689A
(en )
1915-07-16
Circuit for direct current systems
CH67995A
(en )
1915-02-16
Device for the transmission of electrical currents between railway vehicles
DK18827C
(en )
1914-05-18
Circuit Device for Telephone Systems.
CH69064A
(en )
1915-05-17
Device on clocks for the production of any, time-limited current contacts for low current
CH68395A
(en )
1915-03-16
Device for power distribution in electrical installations
FR474807A
(en )
1915-03-12
Current switch closing the circuit for a limited and determined time
ES58498A1
(en )
1914-07-16
An electrical device that destroys flies.
CH69247A
(en )
1915-06-16
Device for the electrical remote transmission of movements
FR437516A
(en )
1912-04-23
Current transmission device for electric furnaces
DK18090C
(en )
1913-11-10
Device with automatic time circuit breakers.
FR431677A
(en )
1911-11-16
Compounding device for alternators limiting the current in the event of a short circuit
AU1176714B
(en )
1914-03-26
f Improved test circuit arrangements-for telephone systems