CH13086A
(en )
1897-04-30
Equipment for electric railways with underground power supply
CH11980A
(en )
1896-09-30
Device for power supply for electric railways with underground power lines
CH11889A
(en )
1896-08-31
Sewer closure for electric railways with underground power supply
CH12443A
(en )
1896-12-31
Improved power supply system for electric railways
CH14313A
(en )
1897-11-15
Power supply device for electric railways
CH15623A
(en )
1898-06-30
Power supply device for electric railways with alternating current operation
CH21830A
(en )
1901-10-15
Pantographs on electric railways with underground power supply
CH11364A
(en )
1896-06-30
Conduit for electric railways with underground power line
CH22061A
(en )
1901-11-30
Pantographs for electric railways with above-ground power supply
CH14221A
(en )
1897-10-31
Power supply device for electric railways
CH28160A
(en )
1904-03-31
Underground power supply system for electric railways
CH14678A
(en )
1898-01-15
Switch for electric railways with underground lines
CH11979A
(en )
1896-10-15
Lubricating device on the pantograph bracket for electric trams with above-ground power supply
CH9246A
(en )
1895-04-30
Power supply and drainage channel for electric trams with underground power supply
CH10309A
(en )
1895-11-15
Power supply system for electric railways
CH14755A
(en )
1898-01-31
Power supply system for electric railways
CH17067A
(en )
1899-04-15
Power supply device for electric railways
CH23064A
(en )
1902-05-31
Underground power supply system for electric railways
CH25696A
(en )
1903-06-15
Pantographs on electric railways with above-ground power supply
CH10901A
(en )
1896-02-29
Underground power line system for electric railways
CH16720A
(en )
1899-01-31
Waterproof switching device for electrical railways with underground power lines
CH17389A
(en )
1899-06-15
Device for underground power supply for electric railways
CH16158A
(en )
1898-10-15
Power supply device for electric railways
CH15711A
(en )
1898-07-15
Device for above-ground power supply for electric railways
CH19669A
(en )
1900-09-15
Electric railroad with contact bolt operation with underground power supply