CH347233A
(en )
1960-06-30
Microwave transmission line
CH290407A
(en )
1953-04-30
Mechanical stepless change gear.
AT197650B
(en )
1958-05-10
Infinitely variable fluid transmission
AT177322B
(en )
1954-01-25
Change gearbox with several gear ratios
AT179454B
(en )
1954-09-10
Friction gear for continuously variable transmission
AT191214B
(en )
1957-08-10
Manual gearbox with continuously variable transmission ratio
CH246767A
(en )
1947-01-31
Gear transmission with continuously variable transmission.
AT171474B
(en )
1952-06-10
Gear change transmission
FR1055541A
(en )
1954-02-19
Variable reason transmissions
CH269285A
(en )
1950-06-30
Multi-group manual transmission.
FR1039044A
(en )
1953-10-05
Improvements in power transmission
CH256064A
(en )
1948-07-31
Friction gear with variable transmission ratio.
CH291889A
(en )
1953-07-15
Change transmission with synchronized gear clutches
AT179160B
(en )
1954-07-26
Infinitely variable sprocket change gear
CH251788A
(en )
1947-11-15
Change gearbox with lock-synchronized clutches.
FR992958A
(en )
1951-10-25
Further training in gearbox synchronizers
CH284559A
(en )
1952-07-31
Gear transmission.
AT198582B
(en )
1958-07-10
Friction gears with continuously variable transmission
AT188225B
(en )
1957-01-10
Epicyclic change gear
FR62724E
(en )
1955-06-20
Transmission gear
AT176985B
(en )
1953-12-10
Transmission gear with non-linear, in particular quadratic transmission ratio
AT173969B
(en )
1953-02-10
Gear change transmission
AT179455B
(en )
1954-09-10
Infinitely variable planetary friction gear change and reversing gear
AT177981B
(en )
1954-03-25
Infinitely variable flat belt change gear
FR1051881A
(en )
1954-01-19
Improvements to transmissions and gear changes