Drilldown: Patents
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- Airplane (18)
- Airship (15)
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None (47) ·
Helicopter (35) ·
propulsion (19) ·
propellers (14) ·
Airplane (11) ·
hybrid (11) ·
Design (10) ·
ascension (9) ·
lift (6) ·
construction (5) ·
heavier-than-air (4) ·
sustentation (4) ·
propeller (4) ·
HTA (4) ·
wings (4) ·
Frame (4) ·
Helicoplane (3) ·
Wheels (3) ·
gyroscope (3) ·
control (3)
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None (85) ·
Patent AU-1916-630 (1) ·
Patent BE-1906-12-18 Émile Dupont (1) ·
Patent DE-1907-214228 (1) ·
Patent DE-1909-11-22 Gustav Mees (1) ·
Patent FR-1906-369683 (1) ·
Patent FR-1907-392394 (1) ·
Patent FR-1908-398976 (1) ·
Patent FR-1908-403650 (1) ·
Patent FR-1908-407090 (2) ·
Patent FR-1909-405547 (1) ·
Patent FR-1910-417880 (1) ·
Patent FR-1912-450466 (1) ·
Patent FR-1914-464461 (1) ·
Patent FR-1915-478440 (2) ·
Patent GB-1903-20169 (1) ·
Patent GB-1905-15698 (1) ·
Patent GB-1905-3214 (1) ·
Patent GB-1910-3305 (1) ·
Patent GB-1912-17933 (1) ·
Patent US-1908-12-14-Lee (1) ·
Patent US-1909-964957 (1) ·
Patent US-1911-1003885 (1) ·
Patent US-1911-1009048 (1) ·
Patent US-1911-1011761 (2) ·
Patent US-1911-1084806 (1) ·
Patent US-1918-1374256 (1)
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Showing below up to 114 results in range #1 to #114.
