CH74082A
(en )
1917-01-02
Power supply to electric vehicles
AT73103B
(en )
1917-02-26
Power supply for electric irons.
CH75501A
(en )
1917-08-16
Electric transformer
CH61770A
(en )
1913-10-16
Electric power distribution system
CH82678A
(en )
1919-11-17
Collector system in high-voltage direct current machines
AT87449B
(en )
1922-02-25
Protective device for electric power generators.
CH73430A
(en )
1916-10-02
Multi-part power rail
ES52773A1
(en )
1912-07-01
Improvements in electric charging devices.
CH30532A
(en )
1904-12-31
Power supply device for electrical railways for above-ground power supply
CA177636A
(en )
1917-06-15
Power limited device
DK29175C
(en )
1922-01-16
Electric Power Source for Airplanes.
CH72819A
(en )
1916-06-16
Device on electric irons for automatic power interruption during temporary non-use
CA170242A
(en )
1916-06-20
Power generator
CH71257A
(en )
1915-12-16
Device for automatically limiting the current to electrical appliances
CH76114A
(en )
1917-11-01
Electric chronoscope
FI6564A
(en )
1917-01-18
Electrical power supply
CH59789A
(en )
1913-06-02
Protection device on electric tram cars
ES56365A1
(en )
1913-10-16
Improvements in poles for power lines.
CH64625A
(en )
1914-04-16
Drive on electric vehicles
FI5516A
(en )
1913-11-06
Electric Battery
CH30955A
(en )
1905-02-15
Power supply system for electric railways
CH75858A
(en )
1917-10-01
Electric saucepan
ES62421A1
(en )
1916-07-01
Portable electric battery.
CH74459A
(en )
1917-03-01
Electric welding device
CH74991A
(en )
1917-05-16
Device for controlling the electric current in magnetic motors