CH42812A
(en )
1909-03-01
Drive device for electric motor vehicles
CH40570A
(en )
1908-08-01
Driving switch for electric railways
CH39782A
(en )
1908-04-16
Rotary switch for electrical lines
CH33650A
(en )
1905-12-31
Overhead contact line for electric railways
AT36313B
(en )
1909-02-25
Floor switch device for electric elevators.
CH37694A
(en )
1907-07-15
High-voltage line insulator for electric railways
CH43844A
(en )
1909-06-16
Pantograph device for electric vehicles
CH36684A
(en )
1907-02-15
Electric railway system
CH39062A
(en )
1908-01-16
Off switch for high voltage lines
AT33036B
(en )
1908-05-25
Switch operating rail for electrical railways with surface contacts.
CH40255A
(en )
1908-06-16
Insulator for electric lines
FR377989A
(en )
1907-09-20
Lateral channel switch for electric vehicle traction
FR389600A
(en )
1908-09-12
Electric current dimmer-switch-inverter
CH32238A
(en )
1905-06-30
Contact line for electric railways
CH39400A
(en )
1908-03-02
Electrical monitoring device on railways
CH44932A
(en )
1909-10-01
Electric railway
FR383086A
(en )
1908-02-24
Electric switch
AT63675B
(en )
1914-02-25
Electrical block signaling device for railways.
CH42255A
(en )
1909-01-16
Electric signal system
FR373453A
(en )
1907-05-16
Electric switch controller for railway tracks
CH39853A
(en )
1908-05-01
Electric nameplate typewriter
FR410943A
(en )
1910-06-02
Electric switch
CH49045A
(en )
1911-01-02
Electric switch
CH49491A
(en )
1911-02-16
Electric switch
CH47320A
(en )
1910-06-16
Electric switch