Drilldown: Patents

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Patents > National tech categories : CA 244/35 or CH 129b & Number of figures: 3-8

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Carl Franz Hubert Hertel (2) · Carl Wilhelm Paul (2) · Dane Hurlburt (2)
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Airplane (21) · frame (9) · stability (8) · Design (8) · automatic stability (7) · whole (6) · construction (5) · propellers (4) · Tragfläche (4) · control (4) · Monoplane (3) · HTA (3) · heavier-than-air (3) · wings (3) · flapping (3) · rudder (3) · Aerodynamics (3) · subsystem (3) · lift (3)
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Showing below up to 36 results in range #1 to #36.

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