CH19732A
(en )
1900-08-31
Underground cable socket device for electric trams
CH19808A
(en )
1900-09-30
Socket device for electric railways or tramways
FR470387A
(en )
1914-09-08
Socket device for electric trams with underground gutter
CH19934A
(en )
1900-10-31
Installation for underground conductor electric trams
FR320036A
(en )
1902-11-29
Conductor cable for electric trams
FR338089A
(en )
1904-05-07
Socket device for electric trams with two-pole overhead conductors
FR328276A
(en )
1903-07-09
Overhead line and socket for electric traction
FR327457A
(en )
1903-06-24
Socket for electric railways and trams
FR345172A
(en )
1904-11-23
Device for underground laying of the conductor rail in electric traction
FR348153A
(en )
1905-04-04
Power socket (trolley head) on overhead conductor for electric tram
FR330435A
(en )
1903-08-19
Socket device for electric traction
CH38757A
(en )
1907-12-15
Socket device for overhead conductors
CH19512A
(en )
1900-07-31
Contact device for electric trams taking current flush with the ground
CH217E
(en )
1897-04-15
Installation for underground current distribution to electric trams
CH9077A
(en )
1895-03-15
Installation for underground current distribution to electric trams
FR400127A
(en )
1909-07-19
Socket system for electric traction
FR319717A
(en )
1902-11-20
Socket for electric railways
FR344133A
(en )
1904-10-25
Socket system for electric railways and trams
FR438331A
(en )
1912-05-14
Overhead trolley re-railing device for electric trams
FR400446A
(en )
1909-07-27
Socket for trams and electric railways
FR19197E
(en )
1914-11-04
Socket system for trams with gutter
FR393318A
(en )
1908-12-19
Socket outlet device for electric traction
FR356911A
(en )
1905-12-13
Pole for taking the current on the overhead conductors of trams or electric railways
FR374698A
(en )
1907-06-20
Protection device for electric trams
FR4497E
(en )
1905-08-26
Switchgear for taking current in electric traction with underground conductors