CH35946A
(en )
1906-11-15
Device for closing and opening an electrical circuit at specified times
CH35235A
(en )
1906-07-15
Apparatus for opening and closing an electrical circuit at predetermined times
FR374235A
(en )
1907-06-07
Device for electrically winding clocks
FR393293A
(en )
1908-12-17
Self-educating device operating by closing an electrical circuit on a bell or a lamp
FR18458E
(en )
1914-04-25
Switchgear intended to close or open an electrical circuit when a train or machine passes by
FR385819A
(en )
1908-05-26
Switchgear intended to close or open an electrical circuit when a train or machine passes by
FR12477E
(en )
1910-09-23
Device for closing an electrical circuit automatically at a variable temperature at will
FR409341A
(en )
1910-04-19
Device for closing an electrical circuit automatically at a variable temperature at will
FR401738A
(en )
1909-09-13
Electrical outlet device
FR340348A
(en )
1904-07-02
New electric doorbell device
CH55111A
(en )
1912-08-01
Device for closing and opening an electrical circuit
FR411081A
(en )
1910-06-07
Insulating device for electrical conductors
FR370583A
(en )
1907-02-14
Device for electric furnaces with transformers
FR449840A
(en )
1913-03-08
Device for alternating closing and opening of an electrical circuit
FR366528A
(en )
1906-10-06
Electrically controlled device for operating the bells
FR403534A
(en )
1909-11-06
Device for the electrical deposit of metals
CH40834A
(en )
1908-09-01
Electrically controlled device for operating the bells
FR381199A
(en )
1907-12-30
Cooler for electrical devices
FR355857A
(en )
1905-11-14
Combination device for electrical connections
FR366939A
(en )
1906-10-16
Electric ignition device for lamps
CH44588A
(en )
1909-09-01
Current limiting device
FR386453A
(en )
1908-06-15
Regulator for electric current circuits
FR353429A
(en )
1905-09-11
Apparatus for testing electrical resistances
FR364301A
(en )
1906-08-21
Electrical switch device
FR396343A
(en )
1909-04-07
Removable device for putting on and taking off