French Patent 1,319,997 Addition 90,092 - Simplex scan 4

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French Patent # 1,319,997 Addition # 90,092
scan 4 of 4

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 1,319,997 Addition # 90,092 - Simplex
Date: French application June 1966
Derailleur brands: Simplex
Derailleurs: Simplex Prestige (537)

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Derailleurs

French Patent 1,319,997 Addition 90,092 scan 4 - Simplex main image

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Simplex Prestige derailleur (537) thumbnail

Simplex Prestige (537) 1965