FR454636A
(en )
1913-07-09
Conductors for electrical machines
CH60857A
(en )
1913-08-16
Device for earthing the catenary of electrical railways
CH60680A
(en )
1913-08-01
Retensioning device on overhead lines for electric railways
CH60906A
(en )
1913-08-16
Device for retensioning the contact and support wire of the overhead lines of electric railways
FR460732A
(en )
1913-12-10
Pylon insulator
CH61276A
(en )
1913-09-16
Switch boxes for electrical purposes
FR440056A
(en )
1912-07-01
Insulator for electrical conductors
CH67693A
(en )
1915-01-02
Arrangement for contact lines of electric railways at the joints of the contact wire sections
CH61770A
(en )
1913-10-16
Electric power distribution system
CH59789A
(en )
1913-06-02
Protection device on electric tram cars
FR18101E
(en )
1914-02-10
Pylon insulator
CH58321A
(en )
1913-03-01
Suspension device for the contact wire of electric railways
CH51738A
(en )
1911-09-16
Tensioning device built into the catenary of electric railways
FR437938A
(en )
1912-05-03
Pantograph
CH59507A
(en )
1913-05-16
Insulating clamp for electrical lines
CH72783A
(en )
1916-07-01
Electric railway signaling device
FR442902A
(en )
1912-09-12
Improvements to electrical installations more specially intended for automobiles
CH56907A
(en )
1912-12-02
Electric control apparatus for trains
CH61771A
(en )
1913-10-16
Wire fastening device on insulators
CH60362A
(en )
1913-07-16
Electric ignition device
CH60856A
(en )
1913-08-16
High voltage insulator
FR441011A
(en )
1912-07-27
Lug for electric cables
AT82846B
(en )
1921-02-25
Device for fastening insulator bolts in bell insulators.
CH61092A
(en )
1913-09-01
Electrical signaling devices for hotels
FR456225A
(en )
1913-08-20
Electrical insulators