FR37348E
(en )
1930-11-15
Improvements to single-engine maneuvering systems for mechanical transmissions in switch stations
FR681415A
(en )
1930-05-14
Improvements to single-engine maneuvering systems for mechanical transmissions in switch stations
FR668857A
(en )
1929-11-07
Improvements to single-engine maneuvering systems for mechanical transmissions in switch stations
FR709659A
(en )
1931-08-12
Improvements to vehicle propulsion tracks
FR728427A
(en )
1932-07-05
Improvements to single-engine maneuvering systems for the mechanical transmissions of a switch station
FR43307E
(en )
1934-04-28
Improvements to single-engine maneuvering systems for the mechanical transmissions of a switch station
FR38642E
(en )
1931-06-22
Improvements to the control of the driving axles of cars on railways
FR690785A
(en )
1930-09-25
Improvements to mechanical scooters
FR707704A
(en )
1931-07-11
Improvements to aircraft propulsion systems
FR707279A
(en )
1931-07-06
Improvements to handles for bicycles or other similar applications
FR715612A
(en )
1931-12-07
Improvements to switch systems
ES117588A1
(en )
1930-05-16
Device to control the speed of a train in as many points as you wish for a specific route of the route.
FR693356A
(en )
1930-11-19
Improvements to gear systems for gear changes
FR42566E
(en )
1933-08-23
Improvements to the control of the driving axles of cars on railways
FR776742A
(en )
1935-02-01
Improvements to locomotives or similar vehicles controlled by endless cables or the like
FR708508A
(en )
1931-07-24
Improvements made to locomotion engines, more specifically applicable to the control units of aerial locomotion vehicles
FR758500A
(en )
1934-01-18
Improvements made to vehicles traveling on roads and railways
AU2954730A
(en )
1931-06-25
Improvements in or relating to constant speed control for prime movers
FR758586A
(en )
1934-01-19
Improvement in direction indicators fitted to automobiles
FR760439A
(en )
1934-02-22
Improvements to central maneuvering tables
FR760001A
(en )
1934-02-15
Improvements to the slabs
CA320315A
(en )
1932-03-08
Locomotive lateral motion device
FR707601A
(en )
1931-07-10
Improvements to explorer systems for television
AU2825630A
(en )
1931-01-15
Improvements in or relating to train control systems
FR727599A
(en )
1932-06-20
Improvements relating to spring junctions