French Patent 792,639 Addition 48,146 - Westminster Route scan 3

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French Patent # 792,639 Addition # 48,146
scan 3 of 3

Publisher: L’Institut national de la propriété industrielle
Document: French Patent # 792,639 Addition # 48,146 - Lionaxe
Date: French application February 1937
Derailleur brands: Lionaxe
Derailleurs: unknown

French Patent 792,639 Addition 48,146 - Westminster Route scan 3 main image