Drilldown: Patents

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Patents > National tech categories : FR 10.4 or USPC 244/90R & Number of figures: 5-30

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Inventors:
Alexander Graham Bell (2)
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None (2)
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Tech fields:
airplane (19) · frame (12) · stability (12) · None (6) · wheels (6) · navigation (6) · rudder (4) · design (3) · landing (3) · wings (3) · automatic stability (3) · aerodynamics (3) · airfoil (3) · biplane (2) · Propulsion (2) · aileron (2) · steering (2) · control (2) · construction (2)
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Showing below up to 37 results in range #1 to #37.

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