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DISRAELI
DOCUMENTS
US Patent # 4,226,131
scan 1 of 6
Publisher:
US Patent and Trademark Office
Document:
US Patent # 4,226,131 - SunTour
Date: US application filed October 1978, Japanese applications filed: October
1977
Derailleur brands:
SunTour
Derailleurs:
SunTour Tech 3 pivot system
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