Drilldown: Patents

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Patents > Year filed: 1915 & Office : AT or DE

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Tech fields:
airplane (26) · frame (12) · subsystem (11) · None (8) · propeller (8) · biplane (7) · construction (5) · military (4) · motor (4) · navigation (4) · propulsion (4) · aerodynamics (4) · fuselage (4) · whole (4) · design (4) · LTA (3) · engine (3) · parachute (3) · electricity (3) · bomb (3)
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CPCs:
None (39) · CPC B64C3/00 (4) · CPC F42B4/28 (2) · CPC B64C2700/6235 (2)
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Showing below up to 71 results in range #1 to #71.

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