CH27590A
(en )
1904-01-31
Lightning rod for electrical power systems
CH30001A
(en )
1904-10-31
Terminal for electrical lines
CH37694A
(en )
1907-07-15
High-voltage line insulator for electric railways
CH31492A
(en )
1905-04-15
Insulating body for high voltage conductors
CH30390A
(en )
1904-12-15
Insulating roll for fastening electrical conductors
CH28160A
(en )
1904-03-31
Underground power supply system for electric railways
CH28800A
(en )
1904-09-15
Switches for electrical lines
CH30512A
(en )
1904-12-31
Connector for electrical lines
CH28460A
(en )
1904-04-30
Current collection device for electric railways
CH27464A
(en )
1904-01-15
Transformer system in electrical railways operated with alternating current, to compensate for the voltage loss in the rail return line
CH32238A
(en )
1905-06-30
Contact line for electric railways
CH13849A
(en )
1897-08-31
Electric train
GB190314908A
(en )
1904-05-05
Improvements in or relating to Electric Contacts
CH35620A
(en )
1906-09-15
Power supply system for electric main railways
CH28309A
(en )
1904-04-30
Device for soldering electrical connection wires to butting rail ends
CH32838A
(en )
1905-09-15
Wire link for electrical high and low current lines
CH31999A
(en )
1905-05-31
Bolt insulator for the wires of electrical railways
CH29354A
(en )
1904-08-15
Plug contact for electrical lines
CH27996A
(en )
1904-03-15
Electric line cable
CH27881A
(en )
1904-02-29
Electric line cable
CH29776A
(en )
1904-09-30
Contact rail for supplying alternating current to electric vehicles
CH29103A
(en )
1904-07-15
Mast for electric cables
CH27226A
(en )
1904-03-15
Electric switch for light lines
FR330483A
(en )
1903-08-19
Electrical lines
CH35989A
(en )
1906-11-15
Instrument box for installation connected to main electrical lines