CH320960A
(en )
1957-04-15
Electric control system for storage and signaling purposes
CH302788A
(en )
1954-10-31
Electric rail brake.
AT179312B
(en )
1954-08-10
Carbon grinder for electric railways
CH300092A
(en )
1954-07-15
Electric welding equipment.
AT180951B
(en )
1955-02-10
Electric locomotive with three-axle bogies
FR1034522A
(en )
1953-07-27
Contactor improvements
CH253391A
(en )
1948-02-29
Pantographs for electric vehicles.
AT175919B
(en )
1953-08-25
Catenary lines for different electrical conditions
AT177181B
(en )
1954-01-11
Rotors for small electric motors
AT183786B
(en )
1955-11-10
Carbon sanding bars for electric traction vehicles
AT184942B
(en )
1956-03-10
Elastic drive for electric traction vehicles
FR1053348A
(en )
1954-02-02
Carbon brushes for electric trains
AT174085B
(en )
1953-02-25
Pantographs for electric vehicles
AT179556B
(en )
1954-09-10
Chain contact line for electric railways
AT171904B
(en )
1952-07-25
Transformer assembly for electric traction vehicles
FR61649E
(en )
1955-05-16
Electric contactor
AT173643B
(en )
1953-01-10
Insulating piece for electric fences
FR1057295A
(en )
1954-03-08
Improvements to electric polishers
AT170571B
(en )
1952-03-10
Circuit for electric vehicles
AT174402B
(en )
1953-03-25
Contact protection for electrical contact lines
AT191453B
(en )
1957-08-26
Rail grinding car
FR1082392A
(en )
1954-12-29
Electric defroster
FR1037892A
(en )
1953-09-23
Electric razor improvements
FR1054171A
(en )
1954-02-09
Electric razor improvements
FR1032336A
(en )
1953-07-01
Broom for electric vehicles