German Patent # 858,934 - Altenburger scan 1

DISRAELI DOCUMENTS

German Patent # 858,934
scan 1 of 3

Publisher: Deutsches Patent- und Markenamt
Document: German Patent # 858,934 - Altenburger
Date: Priority date June 1951
Derailleur brands: Altenburger, development of a Cervino design
Derailleurs: Altenburger S-O

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German Patent 858,934 - Altenburger scan 1 main image

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Altenburger S-O thumbnail

Altenburger S-O 1951?

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