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Application filed by A H Meyer & CiefiledCriticalA H Meyer & Cie
Publication of CH225913ApublicationCriticalpatent/CH225913A/en
B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
B62M3/00—Construction of cranks operated by hand or foot
B62M3/02—Construction of cranks operated by hand or foot of adjustable length
B62M3/04—Construction of cranks operated by hand or foot of adjustable length automatically adjusting
CH225913D1941-10-251941-10-25
Pedal cranks on bicycles.
CH225913A
(en)