French Patent 813,241 - Huret scan 1

DISRAELI DOCUMENTS

French Patent # 813,241
scan 1 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 813,241 - Huret
Date: French application November 1936
Derailleur brands: Huret, Chaluret
Derailleurs: Huret Course Pro (1st style)

French Patent 813,241 - Huret scan 1 main image