French Patent # 965,980 Addition # 56,046 - Simplex scan 1

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French Patent # 965,980 Addition # 56,046
scan 1 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 965,980 Addition # 56,046 - Simplex
Date: French application September 1945
Derailleur brands: Simplex
Derailleurs: unknown

French Patent 965,980 Addition 56,046 scan 1 - Simplex main image