CH18266A
(en )
1899-11-30
Automatic power cut-off device on electric cooking appliances
CH351E
(en )
1901-07-15
Automatic power cut-off device on electric cooking appliances
CH19974A
(en )
1900-10-31
Tapping device on electric ovens
CH71257A
(en )
1915-12-16
Device for automatically limiting the current to electrical appliances
CH65691A
(en )
1914-07-01
Plug contact on electrical cooking and heating appliances
CH20949A
(en )
1901-04-30
Power connection device on independent electrical clocks
CH76989A
(en )
1918-03-01
Automatic power switch-off and switch-on device for electric water heaters
CH76990A
(en )
1918-03-01
Automatic power switch-off and switch-on device for electric water heaters
ES40718A1
(en )
1907-06-16
Improvements in electric heating appliances.
CH50425A
(en )
1911-06-01
Innovation in electric induction ovens
CH108368A
(en )
1925-01-02
Protection device for current limitation and automatic shutdown of electrical power consumers.
CH68454A
(en )
1915-03-16
Electric radiator
CH39885A
(en )
1908-05-01
Innovation in electrical transformer furnaces
CH23173A
(en )
1902-06-15
Innovation in electric heaters
AT75615B
(en )
1919-02-25
Circuit arrangement for operating electric ovens.
CH69302A
(en )
1915-06-01
Electric cooker
CH68395A
(en )
1915-03-16
Device for power distribution in electrical installations
CH56932A
(en )
1912-12-02
Switching device that can be operated with low current for switching electrical lighting on and off
CH58320A
(en )
1913-03-01
Switching in electrical block works
ES58790A1
(en )
1914-09-01
Improvements in electric oven installations.
CH48766A
(en )
1910-12-01
Device for igniting electric arcs connected in series
FI2449A
(en )
1905-09-20
Electrical circuit breaker for electric and other lamps in the same frame
CH68399A
(en )
1915-03-16
Electric switch
CH68556A
(en )
1915-04-01
Electric switch
DK27809C
(en )
1921-06-13
Procedure for Placing Electrodes in Electric Furnaces.