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DISRAELI
DOCUMENTS
USSR Patent # 893,668
scan 2 of 4
Publisher:
Rospatent
Document:
USSR Patent # 893,668 - Perm
Date: USSR application filed September
1979
Derailleur brands:
Perm
,
Zif
Derailleurs: unknown, some similarities to
Perm
Image
Derailleurs
Browse associated derailleurs.
Perm
1980?
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