French Patent # 2,543,639 - Simplex scan 7

DISRAELI DOCUMENTS

French Patent # 2,543,639 - Simplex
scan 7 of 12

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 2,543,639 - Simplex
Date: Priority date April 1983
Derailleur brands: Simplex
Derailleurs: none

French Patent 2,543,639 - Simplex scan 007 main image