Drilldown: Patents
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None (2) ·
Adolf Friedrich Heim (1) ·
Armin Beckmann (1) ·
August Riedinger (1) ·
August von Parseval (1) ·
Carl Georg Rodeck (1) ·
Carsten Ingwer (1) ·
Emil Gustav Stark (1) ·
Ernst von Unruh (1) ·
Franz Friedrick Kruckenberg (1) ·
Friedrich Johann Elias Vollstedt (1) ·
Gustav Pieske (2) ·
Heinrich Rudolph (1) ·
Hermann Hartig (1) ·
Hermann Naatz (1) ·
Johann Stephan Leschke (1) ·
Max Nathan (1) ·
Rudolph Max Wilhelm Hans von Siegsfeld (1) ·
Sophus Hartmann (1)
None (1) ·
aerodynamics (2) ·
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airship (1) ·
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balloon (8) ·
captive (2) ·
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dirigible (1) ·
drachen (1) ·
Drachenballon (1) ·
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frame (4) ·
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hybrid (3) ·
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LTA (13) ·
marine (4) ·
metal (1) ·
navigation (3) ·
orthopter (1) ·
pressure (1) ·
propulsion (1) ·
safety (2) ·
stability (2) ·
suspension (2) ·
takeoff (1)
Showing below up to 20 results in range #1 to #20.
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- Timeline: Year filed
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- Timeline: Filing date
- Timeline: Full specification filed date
- Timeline: Grant date
- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
- Calendar: Grant date
- Calendar: Family year