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Patents > Office : CA or DE or FR & 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) · Charles Arthur Wragg (2) · De Bert Hartley (2)
Inventor country:
Applicant person:
None (8) · Alfred John Macy (4) · Albert Livingstone Blackman (2) · Thomas Mortimer Crepar (2) · Charles Arthur Wragg (2) · De Bert Hartley (2)
Applicant is inventor:
Tech fields:
airplane (16) · LTA (13) · frame (10) · navigation (8) · design (8) · propellers (7) · stability (7) · propulsion (6) · rudder (5) · construction (5) · propeller (5) · wings (5) · HTA (4) · airship (3) · subsystem (3) · car (3) · lift (3) · Aerodynamics (3) · compartments (3) · Control (3)
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Related to aircraft:
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Cites these patents:
Citations from after 1930:

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