CH69392A
(en )
1915-06-16
Equipment for the operation of controllable motors with high voltage direct current
CH81205A
(en )
1919-05-16
High voltage direct current machine
FI5718A
(en )
1914-04-23
Gastronomic inspection for electric power supply with power supply
FR475350A
(en )
1915-05-04
Current regulator for electric generators
CH68555A
(en )
1915-04-01
Magnetic electric generator
FR487151A
(en )
1918-06-12
DC electric dynamo machine
FR503222A
(en )
1920-06-05
High voltage direct current machine
FI6659A
(en )
1917-05-31
Rheostat for the use of electric current for medicinal-electrical purposes
CH76852A
(en )
1918-06-17
Electrode furnace for three-phase current with multiple arcs
ES66003A1
(en )
1918-01-16
Improvements in electrical transformers of special application for the operation of electric furnaces.
FR465330A
(en )
1914-04-14
High voltage current transformer
CH54494A
(en )
1912-06-01
Ozone apparatus with electrode cooling
CA157540A
(en )
1914-08-25
Apparatus for increasing the effect of variations of electric currents
CH74398A
(en )
1917-02-16
Switching drive for electric flashlights with dynamo
DK18941C
(en )
1914-06-22
AC Transformer with Low Voltage Chamber.
CA170766A
(en )
1916-07-11
Electric current generator
CH69551A
(en )
1915-07-01
Power supply for electrical apparatus
CH75858A
(en )
1917-10-01
Electric saucepan
CH73032A
(en )
1916-12-16
Apparatus for limiting the electric current
CH69060A
(en )
1915-05-17
Bushing insulator for high voltage
FR422717A
(en )
1911-03-29
Three-phase current supply method for electric ovens
FR416927A
(en )
1910-11-02
Three-phase current supply method for electric ovens
AU507517B
(en )
1918-08-06
Electrical distilling apparatus
FR505856A
(en )
1920-08-09
High voltage direct current machine
CH68732A
(en )
1915-04-16
High voltage capacitor