French Patent # 902,512 - Lewis scan 3

DISRAELI DOCUMENTS

French Patent # 902,512
scan 3 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 902,512 - Lewis
Date: Priority date March 1944
Derailleur brands: Lewis
Derailleurs: nothing specific

French Patent 902,512 - Lewis scan 3 main image