French Patent 1,258,146 Addition 79,077 - Simplex scan 3

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French Patent # 1,258,146 Addition # 79,077
scan 3 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 1,258,146 Addition # 79,077 - Simplex
Date: French application January 1961
Derailleur brands: Simplex
Derailleurs: Simplex Juy Export 61

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Simplex Juy Export 61 1961