French Patent # 2,140,959 - Simplex scan 1

DISRAELI DOCUMENTS

French Patent # 2,140,959 - Simplex
scan 1 of 8

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 2,140,959 - Simplex
Date: Priority date June 1971
Derailleur brands: Simplex
Derailleurs: none

French Patent 2,140,959 - Simplex scan 001 main image