CH19997A
(en )
1900-11-15
Switching device on chainless bicycles with variable bevel gear ratio
DK2024C
(en )
1899-02-06
Chainless Bicycle with Variable Gear.
CH19479A
(en )
1900-07-31
Transmission with variable gear ratio
ES22563A1
(en )
1898-05-16
Improvements in bicycle gears.
DK659C
(en )
1896-08-03
Sprocket for Bicycles with Device for Changing the Gear Ratio.
CH18094A
(en )
1899-10-15
Bicycle with drive by means of bevel gears
CH20589A
(en )
1901-02-28
Elastic transmission mechanism by bevel gears for bicycles
CH18558A
(en )
1900-01-31
Planetary reverse gear
CH18961A
(en )
1900-04-15
Innovation on bicycles with hydraulic power transmission
CH23686A
(en )
1902-09-15
Gear change device in velocipedes
CH18019A
(en )
1899-10-15
Bicycle with two motor units
CH19576A
(en )
1900-08-15
Vehicle with propulsion device
ES15370A2
(en )
1894-03-01
Modifications made to the velocipede moved simultaneously by feet and hands with a new steering arrangement.
FR319431A
(en )
1902-11-12
Gear shifting for double chain bicycles
CA66139A
(en )
1900-02-08
Chainless bicycle
CA66478A
(en )
1900-03-05
Chainless bicycle
CH13737A
(en )
1897-07-31
Transmission disc with adjustable diameter by turning
CA62056A
(en )
1898-12-14
Bicycle gear
CA61629A
(en )
1898-11-05
Velocipede gear
CH15094A
(en )
1898-03-31
Driving device with lever and ring gear for bicycles
CA59038A
(en )
1898-02-16
Chainless bicycle
CA58751A
(en )
1898-01-19
Bicycle gearing
CA59550A
(en )
1898-04-06
Bicycle gearing
GB189612804A
(en )
1896-11-07
Improvements in Variable Speed Gear for Velocipedes.
DK2312C
(en )
1899-06-19
Drive mechanism with variable power transmission for bicycles and other vehicles.