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Patents > Office : CA or DE & Number of text pages: 12-70

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Office: (Click arrow to add another value)
Inventors:
Alfred John Macy (4) · Albert Livingstone Blackman (2) · Thomas Mortimer Crepar (2) · De Bert Hartley (2) · Charles Arthur Wragg (2)
Inventor country:
Applicant person:
None (5) · Alfred John Macy (4) · De Bert Hartley (2) · Charles Arthur Wragg (2) · Albert Livingstone Blackman (2) · Thomas Mortimer Crepar (2)
Applicant is inventor:
Tech fields:
airplane (13) · frame (10) · LTA (7) · stability (7) · design (7) · navigation (7) · Propellers (6) · propeller (5) · propulsion (5) · rudder (5) · wings (4) · construction (4) · compartments (3) · Lift (3) · HTA (3) · Control (3) · Subsystem (3) · car (3) · aerodynamics (3)
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Related to aircraft:
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Cites these patents:
Citations from after 1930:

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