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DISRAELI
DOCUMENTS
US Patent # 3,974,707
scan 9 of 13
Publisher:
US Patent and Trademark Office
Document:
US Patent # 3,974,707 - Shimano
Date: US application filed March 1975, Japanese applications filed from August
1974
Derailleur brands:
Shimano
Derailleurs:
Shimano Positron (DG100 1st style)
Image
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Browse associated derailleurs.
Shimano Positron (DG100 1st style)
1974
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