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Patents > Office : CA or CU or GR or NL

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Office: (Click arrow to add another value)
Inventors:
None (4) · Alfred John Macy (4) · Thomas Sopwith (4) · Floris Albert van Heyst (3) · Alexander Albert Holle (3)
Inventor country:
Applicant person:
None (46) · Alfred John Macy (4) · Thomas Sopwith (4) · Alexander Albert Holle (3) · Floris Albert van Heyst (3)
Applicant is inventor:
Tech fields:
Airplane (54) · frame (38) · LTA (30) · propulsion (25) · subsystem (22) · propeller (19) · Design (18) · balloon (17) · stability (16) · navigation (16) · propellers (16) · rudder (15) · Construction (15) · None (14) · aerodynamics (14) · car (12) · control (11) · airship (10) · wings (10)
Full specification filed date:
Application number:
None (151) · 1124 (2)
Granted:
Supplementary to patent:
None (109)
Related to aircraft:
National tech categories:
None (42) · NL 62 (25) · CA 244/24 (8) · CA 244/12 (6) · NL 62.15 (5) · CA 244/35 (5) · CA 244/31 (4) · CA 244/10 (4) · CA 341/80 (4) · NL 62.7 (3) · CA 46/28 (3) · CA 244/34 (3) · CA 244/29 (3) · CA 244/11 (3) · CA 244/4 (3) · NL 62.6 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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