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Patents > National tech categories: DE 77h.5 & CPCs : CPC B64C13/00 or None

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airplane (23) · control (19) · stability (8) · None (6) · navigation (6) · design (6) · Tragfläche (5) · rudder (4) · frame (4) · wings (4) · steering (3) · aerodynamics (3) · biplane (2) · propulsion (2) · automatic stability (2) · subsystem (2) · pendulum (2) · camber (2) · wing warping (2)
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Showing below up to 45 results in range #1 to #45.

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