Drilldown: Patents

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Patents > Office: US & Inventor country: DE & Number of figures: 5-50

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Office: (Click arrow to add another value)
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Applicant is inventor:
Tech fields:
LTA (9) · propulsion (8) · frame (7) · Airplane (6) · propeller (6) · stability (5) · balloon (4) · navigation (3) · aerodynamics (3) · flapping (3) · marine (3) · control (3)
Full specification filed date:
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Related to aircraft:
National tech categories:
None (9) · USPC 244/82 (3) · USPC 244/51 (2)
CPCs:
CPC B64B1/00 (3) · None (2) · CPC B64C13/00 (2) · CPC B64C9/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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Showing below up to 37 results in range #1 to #37.

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