FR483678A
(en )
1917-07-31
Electric reactance coils
CH73032A
(en )
1916-12-16
Apparatus for limiting the electric current
CH71257A
(en )
1915-12-16
Device for automatically limiting the current to electrical appliances
CA157540A
(en )
1914-08-25
Apparatus for increasing the effect of variations of electric currents
CH74991A
(en )
1917-05-16
Device for controlling the electric current in magnetic motors
CH61082A
(en )
1913-09-01
Device for fixing the carbon pins in electric arc lamps
CH54570A
(en )
1912-06-01
Device for regulating electric arc lamps
AU1242614B
(en )
1915-06-22
An improved method of and apparatus for increasing the effect of variations of electric, current
CH77703A
(en )
1918-05-16
Apparatus for the auxiliary operation of electric lamps
CH69557A
(en )
1915-07-01
Current limiting reactance coil
DK23352C
(en )
1918-08-12
Apparatus for Transforming Electric Currents.
CA159212A
(en )
1914-12-01
Indicator for electric apparatus
CH75107A
(en )
1917-10-16
Device for replacing water-cooled electrode holders
CH66634A
(en )
1914-09-16
Line pole for electric railways
CH68890A
(en )
1915-05-01
Electric timer
CH109070A
(en )
1925-03-02
Device for suppressing the quasi-stationary earth fault current in AC networks.
CH71849A
(en )
1916-08-01
Device for the automatic monitoring of electrical power consumption
CA166434A
(en )
1915-12-07
Electrical saafety device for railways
CH80418A
(en )
1919-03-01
Device on electric trolleys for securing contact interruption
CA165529A
(en )
1915-10-19
Electric testing device
CA158999A
(en )
1914-11-17
Water power apparatus
CH77304A
(en )
1918-04-01
Device on electric smelting furnaces to automatically maintain a constant electric current
DK20013C
(en )
1915-03-29
Electric Timer System.
AU507517B
(en )
1918-08-06
Electrical distilling apparatus
FR498791A
(en )
1920-01-22
Time electrical distribution system