CH237486A
(en )
1945-04-30
Rectifier system with junction cells.
NL57800C
(en )
1946-07-15
Electrical signaling system
CH269659A
(en )
1950-07-15
Telegraph system.
DK62529C
(en )
1944-08-07
Overhead line system for Curves in electrical lanes, especially with Trolleybus overhead lines.
CH226354A
(en )
1943-03-31
Arrangement in telephone systems.
DK60639C
(en )
1943-03-01
Branch section for overhead contact lines for electric tracks, in particular trolley trolley routes.
CH226123A
(en )
1943-03-15
AC telegraphy system.
ES6457Y
(en )
1942-12-16
Throttle mainly applicable on trolley buses.
CH225701A
(en )
1943-02-15
Regenerative braking circuit for AC vehicles.
CH235871A
(en )
1944-12-31
Circuit arrangement for telex lines with writing traffic in two directions.
CH225700A
(en )
1943-02-15
Train protection system with track circuits operated with alternating current.
DK60314C
(en )
1942-11-09
Overhead contact line system for railless electric tracks.
CH235842A
(en )
1944-12-31
Battery clamp.
CH225485A
(en )
1943-01-31
Lighting device for vehicles, in particular but not exclusively for bicycles.
DK64706C
(en )
1946-08-19
Electrical Signal System that works with Signal currents with different Properties.
DK75692C
(en )
1953-04-13
Electrical signaling system.
CH220060A
(en )
1942-03-15
High-frequency receiving system with several receiving points some distance apart.
DK61409C
(en )
1943-10-11
Heating system for railway wagons.
ES6951Y
(en )
1944-03-01
Tie with pocket.
CH232002A
(en )
1944-04-30
Electrical signaling system.
DK62662C
(en )
1944-09-04
Transport trolley.
GR9442B
(en )
1941-02-14
POCKET ELECTRIC LAMP SYSTEM.
ES152505A3
(en )
1943-03-01
TROLLEYBUS SYSTEM
DK62197C
(en )
1944-04-24
Electric Lighting Machinery for Vehicles, in particular Bicycles.
AT168003B
(en )
1951-04-10
Contact line switch with electric drive for installation in contact lines for electric railways, especially in trolleybus contact lines