AT13115B
(en )
1903-08-25
Device for the transmission of electrical energy.
CH32259A
(en )
1905-07-15
Device for heating bodies using electrical energy
CH27883A
(en )
1904-03-31
Device for storing energy
AT25138B
(en )
1906-07-25
Device for starting and stopping electric motors.
DK6592C
(en )
1904-05-30
Apparatus for Heating Apparatus Using Electricity.
CH6739A
(en )
1893-10-14
Device for regulating the heating power in electric heating devices
CH32212A
(en )
1905-07-15
Device for switching electromotive forces on and off
CH42107A
(en )
1909-01-02
Device for cooling collectors of electrical machines
FR347217A
(en )
1905-02-28
Intermittent electric current generator
CH32210A
(en )
1905-06-30
Thermoelectric power generator
CH32982A
(en )
1905-09-30
Cooking apparatus with device for heating water
FR343094A
(en )
1904-09-24
Electric oven device
CH32120A
(en )
1905-06-30
Electric heater
CH32121A
(en )
1905-06-15
Electric heater
CH32262A
(en )
1905-07-15
Electric heater
FR357643A
(en )
1906-01-08
AC power distribution device
CH28180A
(en )
1904-04-15
Device for heating baths
CH40338A
(en )
1908-07-01
Measuring device for controlling the consumption of electrical energy
CH31899A
(en )
1905-05-31
Apparatus for heating irons
CH30511A
(en )
1904-12-31
Clamping device on electrical apparatus for connecting lead wires
CH31061A
(en )
1905-02-28
Electric transformer furnace
CH31822A
(en )
1905-05-15
Thermal power plant
CH1167A
(en )
1889-09-27
Apparatus for storing electrical energy
DK6724C
(en )
1904-07-11
Apparatus for electric Lighting.
CH30644A
(en )
1905-01-15
Advanced training in electrical machines