CH71257A
(en )
1915-12-16
Device for automatically limiting the current to electrical appliances
CH70783A
(en )
1915-11-01
Device for measuring the electrical current
CH82918A
(en )
1919-11-01
Device for measuring the electrical current
CH83069A
(en )
1919-11-01
Device for measuring the electrical current
CH73032A
(en )
1916-12-16
Apparatus for limiting the electric current
CH49983A
(en )
1911-04-17
Device for waking by means of electrical current
CH81211A
(en )
1919-05-16
Switch box with plug-in device for connecting electricity consumers
FR487580A
(en )
1918-07-12
Device for the refrigeration of shrink-wrapped collectors of electric dynamos
CH78596A
(en )
1918-08-01
Safety device for electric heaters
CH71849A
(en )
1916-08-01
Device for the automatic monitoring of electrical power consumption
AT87449B
(en )
1922-02-25
Protective device for electric power generators.
CH75003A
(en )
1917-09-17
Power supply device for electric railways
CH74991A
(en )
1917-05-16
Device for controlling the electric current in magnetic motors
CH70586A
(en )
1915-10-01
Equipment for electrical heating and cooking
CH82693A
(en )
1919-10-16
Device to prevent flashovers on electrical machines
CH75858A
(en )
1917-10-01
Electric saucepan
DK24595C
(en )
1919-06-02
Electrical Switching Device
CH63426A
(en )
1914-02-02
Device for controlling the electrical current of a main power line connected to a meter
CH80452A
(en )
1919-07-16
Device for adjusting the ignition moment in electrical ignition devices
CH72567A
(en )
1916-06-02
Electrical safety device
CH77890A
(en )
1918-06-01
Water heaters on electric cookers
AT73103B
(en )
1917-02-26
Power supply for electric irons.
CH80140A
(en )
1919-06-16
Electric switch
CH79253A
(en )
1919-04-01
Electric switch
CH77849A
(en )
1918-06-01
Electric switch