US Patent 4,193,309 - Shimano Positron scan 2

DISRAELI DOCUMENTS

US Patent # 4,193,309
scan 2 of 10

Publisher: US Patent and Trademark Office
Document: US Patent # 4,193,309 - Shimano
Date: US application filed July 1976, Japanese applications filed from August 1975
Derailleur brands: Shimano
Derailleurs: Shimano Positron

US Patent 4,193,309 - Shimano Positron scan 2 main image