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Patents > IPCs : IPC B64C23/00 or IPC B64C31/00 & Number of figures: 5-8

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Office:
Inventors:
None (3) · Walter Fisher Luff (2) · Harvey Mcmaster Lloyd (2) · Maurice-Achille Lécuyer (2) · Nelson Leslie Hyatt (2) · Carl Hanschke (2) · Douglas Dobbins (2) · Alfred William Turner (2)
Inventor country:
Applicant person:
None (7) · John Day De Prez (2) · Harvey McMaster Lloyd (2) · Maurice-Achille Lécuyer (2) · Alfred William Turner (2) · Walter Fisher Luff (2) · Carl Hanschke (2) · Nelson Leslie Hyatt (2) · Douglas Dobbins (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (22) · Airplane (19) · frame (13) · propulsion (12) · design (10) · propellers (9) · kite (8) · whole (7) · stability (7) · helicopter (7) · hybrid (7) · lift (6) · heavier-than-air (5) · navigation (5) · LTA (5) · construction (5) · ascension (4) · propeller (4)
Full specification filed date:
Application number:
None (12)
Granted:
Related to aircraft:
Patent agent:
None (10) · None (8) · Boramé et Julien (2) · Lockwood & Lockwood (2) · Marks & Clerk (2) · Matray freres et Cie (2) · Hy. Fairbrother (2) · Ad. Sturm (2) · W. P. Thompson & Co. (2)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
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