CH39901A
(en )
1908-05-01
Electric vehicle with electrical heating system
CH35807A
(en )
1906-10-31
Resistance element for electric radiators
CH40923A
(en )
1908-09-01
Electrical system with series-connected flame arcs
CH40255A
(en )
1908-06-16
Insulator for electric lines
CH34725A
(en )
1906-05-31
Electric heater
CH37952A
(en )
1907-08-31
Electric trunk line insulator
CH41341A
(en )
1908-10-16
Electrical indicator for multiple signing
CH43844A
(en )
1909-06-16
Pantograph device for electric vehicles
FR389600A
(en )
1908-09-12
Electric current dimmer-switch-inverter
CH40924A
(en )
1908-09-01
Electrical system with several power consumers and several power sources feeding them
CH50792A
(en )
1911-07-01
Electric heater
CH48003A
(en )
1910-09-01
Electrical resistance for heating and resistance purposes
AT26172B
(en )
1906-10-25
Electric heater.
CH32214A
(en )
1905-07-31
Fuse for electrical lines
CH40951A
(en )
1908-09-01
Electric braking device on electric vehicles
CH39782A
(en )
1908-04-16
Rotary switch for electrical lines
CH41953A
(en )
1908-12-16
Composite separator for electrical collectors
FR388557A
(en )
1908-08-17
Electric iron heaters
CH40267A
(en )
1908-07-01
Electric motor vehicle with differential gear
CH35118A
(en )
1906-07-31
Innovation in switchgear with metallic contact elements for electrical lines
CH39784A
(en )
1908-05-01
Fuse base for electrical lines
CH40570A
(en )
1908-08-01
Driving switch for electric railways
AT52371B
(en )
1912-02-26
Electric heater.
FR388890A
(en )
1908-08-25
Electric heater
FR374625A
(en )
1907-06-18
Electric heater