Drilldown: Patents

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Patents > Office : CA or DK & Grant date: 1900 - 1999

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Office: (Click arrow to add another value)
Inventors:
Alfred John Macy (8) · None (5) · Thomas Sopwith (4) · Carl Alfred Johansson (3)
Inventor country:
Applicant person:
None (47) · Alfred John Macy (8) · Thomas Sopwith (4) · Carl Alfred Johansson (3)
Applicant is inventor:
Tech fields:
Airplane (54) · frame (34) · design (29) · stability (29) · propulsion (24) · LTA (23) · navigation (20) · Wings (16) · propellers (16) · propeller (15) · construction (14) · Aerodynamics (13) · rudder (13) · None (12) · marine (12) · control (11) · balloon (11) · Lift (10)
Full specification filed date:
Granted:
Supplementary to patent:
None (73) · Patent CH-1912-62201 (2) · Patent US-1909-970771 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent GB-1911-12232‎‎ (2) · Patent GB-1910-18683 (2) · Patent GB-1908-4519 (2) · Patent FR-1911-430455 (2) · Patent GB-1913-16499 (2)
Related to aircraft:
National tech categories:
DK 77 (43) · None (24) · DK 65 (6) · CA 244/12 (6) · CA 244/35 (5) · CA 341/80 (4) · CA 244/10 (4) · CA 244/31 (3) · DE 77 (3) · CA 46/28 (3) · CA 244/4 (3) · CA 244/29 (3) · CA 244/11 (3) · CA 244/34 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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