CH34917A
(en )
1906-11-15
Interception device on pantographs with contact rollers from electrical railways
CH37039A
(en )
1907-04-15
Electrical contact device
CH41514A
(en )
1908-11-02
Catenary switch in electrical railway systems with two-pole overhead contact lines
CH38427A
(en )
1907-10-15
Switching device on electrical block units
AT31735B
(en )
1908-02-10
Protection device on electric tram cars.
CH41709A
(en )
1908-11-16
Automatic electrical point setting device on electrical tram systems with overhead lines
DK9287C
(en )
1907-02-11
Support device for the contact roller for electric trams.
CH49969A
(en )
1911-04-17
Electrical contact device
FR378050A
(en )
1907-09-21
Electric current amplifier device
AT52319B
(en )
1912-02-26
Contact roller for pantographs for electric railways.
CH37672A
(en )
1907-07-15
Insulated electrical line
CH39400A
(en )
1908-03-02
Electrical monitoring device on railways
CH41072A
(en )
1908-09-16
Pantograph frame on electric rail vehicles
CH40256A
(en )
1908-07-01
Electrical contact clamp
ES39004A1
(en )
1906-10-01
Improvements in electric railways.
CH46239A
(en )
1910-02-16
Fixing device for electrical conductors on insulators
CH41957A
(en )
1908-12-16
Cooling device on electrical machines
ES39985A1
(en )
1907-03-16
An electrical energy device called "Cinesio".
DK11331C
(en )
1908-10-12
Device for pulling down the contact bar on electric trams when the roller runs off the wire.
CH36684A
(en )
1907-02-15
Electric railway system
CH30593A
(en )
1904-12-31
Electrical switching device on rollers for typewriters etc.
CH40951A
(en )
1908-09-01
Electric braking device on electric vehicles
AT30348B
(en )
1907-10-25
Electric train cover device.
CH37316A
(en )
1907-05-31
Bracing device for contact wires of electric railways in curves
AT33036B
(en )
1908-05-25
Switch operating rail for electrical railways with surface contacts.