FR465132A
(en )
1914-04-08
Distribution device applicable to hydraulic devices intended for the transmission of energy with change of speed
CH74092A
(en )
1917-01-02
Distribution device applicable to hydraulic devices intended for the transmission of energy with speed change
CH71103A
(en )
1915-12-01
Distribution device applicable to hydraulic devices intended for the transmission of energy with change of speed
FR19625E
(en )
1915-05-05
Distribution device applicable to hydraulic devices intended for the transmission of energy with change of speed
FR18509E
(en )
1914-05-13
Distribution device applicable to hydraulic devices intended for the transmission of energy with change of speed
FR695949A
(en )
1930-12-23
Coupling device for high speed power transmission
FR501413A
(en )
1920-04-14
Improvements to gear change and clutch devices
FR448625A
(en )
1913-02-05
Gear change driving force transmission device
FR421235A
(en )
1911-02-17
Hydraulic clutch and gear change device
FR528602A
(en )
1921-11-15
Hydraulic progressive clutch, brake and gear change device
FR448304A
(en )
1913-01-28
Gear changing device applicable to cycles
CH61616A
(en )
1913-10-01
Hydraulic gear change device
CH69214A
(en )
1915-06-16
Gear change device
FR488436A
(en )
1918-10-08
Gear change and clutch device
FR481891A
(en )
1917-01-24
Improvements to devices for energy transmission
FR478539A
(en )
1915-12-17
Gear change device
FR475132A
(en )
1915-04-16
Gear change device
FR437095A
(en )
1912-04-12
Progressive gear change transmission device
FR16800E
(en )
1913-04-21
Mechanical energy transmission device that can also be used as a gear change
FR462719A
(en )
1914-02-03
Clutch and possibly gear change device for parallel shafts
FR968924A
(en )
1950-12-08
Changing the speed of gear trains in constant meshing by friction clutches
FR473495A
(en )
1915-01-13
Progressive gear change device
CH69215A
(en )
1915-06-01
Progressive gear change device
FR1090844A
(en )
1955-04-04
Planetary gear shift mechanism, especially for bicycles
CH59325A
(en )
1913-05-02
Hydraulic gear change device