CH 123c

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This wiki has 1 patents in category "CH 123c".

Patents in category CH 123c

• Patent CH-1914-67983 (English title: Tent, especially for airplanes, Inventors: Siegfried Kander, Filing date: 1914-02-03)

Enclosing categories	Swiss patent classifications, 1908-1920, CH 123
Subcategories
Keywords	Hangars
Start year	1908
End year	1920