CH63214A
(en )
1914-01-16
Abrasive brush holders for electric current collectors
CH64568A
(en )
1914-04-16
Brush holders for electrical machines
CH59004A
(en )
1913-04-16
Current collector device for electrical machines
CH67713A
(en )
1915-01-02
Collector for electrical machines
CH67961A
(en )
1915-02-01
Brush holders for electrical machines
CH67514A
(en )
1914-12-16
Contact wire holder for electric railways
CH64078A
(en )
1914-03-02
Collector for electrical machines
CH70862A
(en )
1915-11-01
Collector for electrical machines
CH51706A
(en )
1911-09-16
Carbon brush for electric machines
CH61536A
(en )
1913-10-01
Brush holders made of insulating material for electrical machines
CH68237A
(en )
1915-02-16
Brush holder for multi-pole main circuit electric motors
CH69393A
(en )
1915-06-16
Collector for electrical machines
CH66634A
(en )
1914-09-16
Line pole for electric railways
CH60315A
(en )
1913-07-01
Holder for electric irons
CH61770A
(en )
1913-10-16
Electric power distribution system
CH67657A
(en )
1915-01-02
Contact brush for electrical switching devices
CA155201A
(en )
1914-04-21
Electric current brush
CH55473A
(en )
1912-09-02
Innovation on current collector brackets for electric vehicles
CH63688A
(en )
1914-02-02
Rapid regulator for electric generators
CH61276A
(en )
1913-09-16
Switch boxes for electrical purposes
CA151483A
(en )
1913-11-04
Brush holder for dynamo electric machines
CH70206A
(en )
1915-09-01
Independent voltage regulator for electrical machines
CH58854A
(en )
1913-04-01
Electric heating arrangement
CH50613A
(en )
1911-06-16
Collector for electrical machines
CH59608A
(en )
1913-06-02
Electric heater