French Patent 799,054 - Charvin GRI-GRI Course scan 1

DISRAELI DOCUMENTS

French Patent # 799,054
scan 1 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 799,054 - Charvin
Date: French application December 1935
Derailleur brands: Charvin
Derailleurs: Charvin GRI-GRI Course

French Patent 799,054 - Charvin GRI-GRI Course scan 1 main image