French Patent 579,501 - Bijou scan 1

DISRAELI DOCUMENTS

French Patent # 579,501
scan 1 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 579,501 - Bijou
Date: Priority date March 1924
Derailleur brands: Bijou
Derailleurs: none

French Patent 579,501 scan 1 - Bijou main image