AT 77d

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Classe/Klasse 77: Sport, Spiele, Volksbelustigung, Luftschiffahrt

77d: Luftschiffahrt ("Aeronautics")

This wiki has 251 patents in category "AT 77d".

Patents in category AT 77d

Enclosing categories AT 77, Austrian patent classifications, Patent classification systems
Keywords Aviation, LTA, DE 77d
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