CH11980A
(en )
1896-09-30
Device for power supply for electric railways with underground power lines
CH13086A
(en )
1897-04-30
Equipment for electric railways with underground power supply
CH11889A
(en )
1896-08-31
Sewer closure for electric railways with underground power supply
CH17389A
(en )
1899-06-15
Device for underground power supply for electric railways
CH15711A
(en )
1898-07-15
Device for above-ground power supply for electric railways
CH14313A
(en )
1897-11-15
Power supply device for electric railways
CH12443A
(en )
1896-12-31
Improved power supply system for electric railways
CH11364A
(en )
1896-06-30
Conduit for electric railways with underground power line
CH11979A
(en )
1896-10-15
Lubricating device on the pantograph bracket for electric trams with above-ground power supply
CH14221A
(en )
1897-10-31
Power supply device for electric railways
CH16720A
(en )
1899-01-31
Waterproof switching device for electrical railways with underground power lines
CH16158A
(en )
1898-10-15
Power supply device for electric railways
CH14678A
(en )
1898-01-15
Switch for electric railways with underground lines
CH17395A
(en )
1899-06-15
Contact device for electric railways with underground power supply and partial conductor operation
CH15623A
(en )
1898-06-30
Power supply device for electric railways with alternating current operation
CH22061A
(en )
1901-11-30
Pantographs for electric railways with above-ground power supply
CH28160A
(en )
1904-03-31
Underground power supply system for electric railways
CH10309A
(en )
1895-11-15
Power supply system for electric railways
CH21830A
(en )
1901-10-15
Pantographs on electric railways with underground power supply
CH10800A
(en )
1896-02-15
Underground power supply device for electric railways with mechanical activation from the car
CH23064A
(en )
1902-05-31
Underground power supply system for electric railways
CH9246A
(en )
1895-04-30
Power supply and drainage channel for electric trams with underground power supply
CH14755A
(en )
1898-01-31
Power supply system for electric railways
CH13187A
(en )
1897-05-31
Electrical signaling device for railways
CH19935A
(en )
1900-10-15
Current collection device for electric railways with overhead power lines