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Patents > Year filed: 1900 - 1909 & Inventor country : DE or NL & Tech fields : propellers or stability

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Inventors:
Paul Frederik Degn (8) · None (7) · Hermann Ruthenberg (5) · Johann Schütte (5) · August von Parseval (4) · Heinrich Mack (3) · Gustav Kerwat (3) · Charles Bellens (3) · Hugo Lentz (3) · Carl Dippel (3) · Alfred Maul (2) · Gustav Knäpper (2) · Joseph Hofmann (2) · Josef Seiberl (2) · Max Heinrich Bauer (2)
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CPCs:
None (38) · CPC B64C11/20 (4) · CPC B64B1/40 (4) · CPC B64C11/006 (3) · CPC B64B1/00 (2) · CPC B64C39/00 (2) · CPC B64C17/00 (2) · CPC B64C2700/6218 (2)
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Showing below up to 77 results in range #1 to #77.

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