Drilldown: Patents

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Patents > Filing date: December 31, 1969 & Number of figures: None

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Office:
Inventors:
None (2) · Charles M. BROWN (2) · Peter MAHONY (2) · Joachim Heinrich Kronstein (2)
Inventor country:
Applicant type:
Applicant is inventor:
Tech fields:
LTA (27) · airplane (20) · military (10) · propulsion (8) · kite (8) · propeller (5) · navigation (4) · helicopter (4) · marine (3) · brakes (3) · landing (2) · Infrastructure (2) · frame (2) · Dirigibles (2) · control (2) · stability (2) · Anchor (2) · Airship (2)
Granted:
Related to aircraft:
Patent agent:
None (46) · 1 (10) · 0.5 (2) · 1911-05-30 (2) · 1911-02-28 (2)
National tech categories:
None (51) · HU V/h (6) · USPC 244/3.23 (3) · IT 8 (3) · USPC 244/153R (2) · USPC 244/73R (2) · USPC 244/3.3 (2)
First filing:
Citations from after 1930:
Number of diagram pages:
Number of figures:

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