CH17067A
(en )
1899-04-15
Power supply device for electric railways
CH16158A
(en )
1898-10-15
Power supply device for electric railways
CH14313A
(en )
1897-11-15
Power supply device for electric railways
CH27587A
(en )
1904-01-31
Rotor for electrical machines
CH14221A
(en )
1897-10-31
Power supply device for electric railways
CH15623A
(en )
1898-06-30
Power supply device for electric railways with alternating current operation
CH14755A
(en )
1898-01-31
Power supply system for electric railways
CH17389A
(en )
1899-06-15
Device for underground power supply for electric railways
CH19359A
(en )
1900-06-30
Current collection device for electric railways
CH23803A
(en )
1902-09-15
Automobile cars for electric mountain railways with mixed operation
CH12443A
(en )
1896-12-31
Improved power supply system for electric railways
CH17395A
(en )
1899-06-15
Contact device for electric railways with underground power supply and partial conductor operation
CH17106A
(en )
1899-04-30
Switching in electric ovens for multi-phase current operation
CH18405A
(en )
1899-12-31
Current collector for electric railways with partial conductor operation
CH28160A
(en )
1904-03-31
Underground power supply system for electric railways
CH21359A
(en )
1901-06-30
Air switch for electric railways
CH21814A
(en )
1901-09-30
Electric motor for alternating current
CH413E
(en )
1903-06-30
Electric motor for alternating current
CH69551A
(en )
1915-07-01
Power supply for electrical apparatus
CH22211A
(en )
1902-01-15
Collector for electrical machines
CH11982A
(en )
1896-09-15
Device for ensuring even power consumption in electric motors for operating vehicles
CH20141A
(en )
1900-11-30
Collectors for electric railways
CH13850A
(en )
1897-08-31
Stop display for electric rail cars
CH65607A
(en )
1914-07-01
Electric motor suitable for operation with direct current and alternating current
CH21599A
(en )
1901-08-31
Power supply system for electric railways, with partial conductors at rail height