CH79430A
(en )
1919-04-01
Rail connection for electric railways
CH75004A
(en )
1917-05-16
Collectors for electric railways
CH80161A
(en )
1919-06-16
Electric shifting locomotive for battery operation
CH77613A
(en )
1918-05-01
Current collector bracket for electric railways
CH80763A
(en )
1919-04-01
Alarm device for electric locomotives
CH66634A
(en )
1914-09-16
Line pole for electric railways
CH78812A
(en )
1918-09-02
Rail connection for toy trains
CH78612A
(en )
1919-01-16
Current collector brackets for electric vehicles
CH80894A
(en )
1919-09-16
Electric drill for dental purposes
CH79898A
(en )
1919-05-16
Drive for electric locomotives with gears arranged outside the drive wheels
CH80185A
(en )
1919-02-17
Railroad track for small railways
CH74787A
(en )
1917-04-16
Terminal for low-voltage technology
CH78739A
(en )
1918-09-02
Coupling for rail vehicles
CH75117A
(en )
1917-11-01
Drive for electric rack railways
CH73881A
(en )
1916-12-01
Electric rail joint connection for electric railways
CH78719A
(en )
1918-12-16
Post insulator for electrical lines
CH81386A
(en )
1919-06-02
Electric lighting system on locomotives
CH80138A
(en )
1919-02-01
Electric overhead line coupling for composite cables
CH68273A
(en )
1915-03-01
Drive for electric rail vehicles
FR501530A
(en )
1920-04-16
Improvements to electric railways
FR489519A
(en )
1919-02-14
Rail joints
CH79276A
(en )
1918-11-01
Contact wire clamp for electric railways
CH80162A
(en )
1919-02-01
Switching method for electromagnetic rail brakes on electrically operated vehicles
CH80600A
(en )
1919-08-01
Post insulator for electrical high-voltage lines
CH81865A
(en )
1919-11-17
Coupling for railroad cars