French Patent # 982,409 - Poulain

DISRAELI DOCUMENTS

French Patent # 982,409 - Poulain

French Patent 982,409 - Poulain main image

Text
Pages

Publisher: L’Institut national de la propriété industrielle
Inventor: Léon-Gabriel Poulain
Country: France
Date: Priority date June 1943
Derailleur brands: Poulain
Derailleurs: unknown

French Patent 982,409 - Poulain scan 01 thumbnail

French Patent 982,409 - Poulain scan 02 thumbnail

French Patent 982,409 - Poulain scan 03 thumbnail

French Patent 982,409 - Poulain scan 04 thumbnail

French Patent 982,409 - Poulain scan 05 thumbnail