CH20832A
(en )
1901-04-15
Current collection device for electric railways
CH19359A
(en )
1900-06-30
Current collection device for electric railways
CH32239A
(en )
1905-07-15
Current collector device for electric railways
CH19935A
(en )
1900-10-15
Current collection device for electric railways with overhead power lines
CH19118A
(en )
1900-05-15
Above-ground power supply device for electric railways
CH28460A
(en )
1904-04-30
Current collection device for electric railways
CH27620A
(en )
1904-01-31
AC power distribution system for electric railways
CH21600A
(en )
1901-08-15
Partial conductor power supply device for electric railways
CH20141A
(en )
1900-11-30
Collectors for electric railways
CH13849A
(en )
1897-08-31
Electric train
CH20833A
(en )
1901-04-15
Low-current line protection device for electric railways with overhead line operation
CH14313A
(en )
1897-11-15
Power supply device for electric railways
CH17067A
(en )
1899-04-15
Power supply device for electric railways
CH19736A
(en )
1900-08-31
Elevated electric railway
CH20503A
(en )
1901-02-15
Device for electric vehicle lighting on railways
CH18323A
(en )
1899-11-30
Device for underground power supply to electric trams
CH14221A
(en )
1897-10-31
Power supply device for electric railways
CH16158A
(en )
1898-10-15
Power supply device for electric railways
CH23326A
(en )
1902-06-30
Automatic protection device for electric trams
CH18456A
(en )
1900-01-15
Electric current switch
ES27882A1
(en )
1901-07-01
Improvements in electric current breakers for high voltage currents.
CH19346A
(en )
1900-07-15
Starting device for electric motors
CH23602A
(en )
1902-08-31
Electric braking device on electric railroad cars
CH25467A
(en )
1903-05-15
Electric railway system
CH53659A
(en )
1912-03-16
System for converting alternating currents into direct current