French Patent # 760,762 - Laval scan 4

DISRAELI DOCUMENTS

French Patent # 760,762 - Laval
scan 4 of 4

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 760,762 - Laval
Date: Priority date December 1932
Derailleur brands: Laval
Derailleurs: Laval Poiplum

French Patent 760,762 - Laval scan 04 main image