Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : Airship or propeller & First filing: None

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None (22) · Thomas Augustus Dring (5) · Johann Schütte (4) · Rupert John Isaacson (3) · Gustav Mees (3) · Wilhelm Kauertz (2) · Joachim Heinrich Kronstein (2) · Hermann Ruthenberg (2) · Reinhold Richter (2) · Christian Lorenzen (2) · John Anderson (2)
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HU V/h (20) · None (16) · DE 77h.6 (11) · AT 77d (10) · FR 6.4 (6) · AU 90.5 (3) · IT 8 (3) · CH 129b (3) · NL 62 (2) · USPC 244/13 (2) · DK 77 (2) · DE 77h.2 (2) · CH 129a (2) · AU 90.3 (2) · USPC 244/104R (2)
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Showing below up to 106 results in range #1 to #106.

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