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Patents
Patents Assigned to Edouard Dubied & Cie SA
Patents Assigned to Edouard Dubied & Cie SA
Cycle crank gear assembly including replaceable cartridge
Patent number:
4252384
Abstract:
A cycle crank gear assembly includes a weather sealed, preadjusted cartridge which is replaceably installed in a crank gear box in a cycle frame. A clamping or wedging device secures the cartridge in the crank gear box.
Type:
Grant
Filed:
September 4, 1979
Date of Patent:
February 24, 1981
Assignee:
Edouard Dubied & Cie SA
Inventors:
Michel Duvoisin, Charles Berthoud