Drilldown: Patents

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Patents > First filing: None & Number of claims: 6-8

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Office:
Inventors:
None (4) · Heinrich Suter (4) · Everard Richard Calthrop‎‎ (4) · Louis Brennan (3) · Hermann Ruthenberg (2) · Nazaire Lacrotte (2) · Thomas Augustus Dring (2) · Gaston Rose (2)
Applicant person:
None (44) · Everard Richard Calthrop (4) · Louis Brennan (3) · Gaston Rose (2)
Applicant is inventor:
Tech fields:
Airplane (25) · frame (23) · propulsion (14) · LTA (13) · design (13) · navigation (13) · propeller (11) · stability (10) · subsystem (9) · balloon (9) · wings (8) · heavier-than-air (8) · helicopter (8) · hybrid (7) · None (7) · safety (7) · rudder (7) · propellers (7)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (48) · E. Imer-Schneider (3) · Marks & Clerk (3) · Arthur Otto Sachse (2)
National tech categories:
None (27) · HU V/h (11) · AU 90.3 (8) · AT 77d (7) · FR 6.4 (6) · GB 4 propel & steer (4) · AU 90.5 (3) · GB 4 without buoyant (3) · CH 129b (3) · CH 115 (2) · DK 77 (2)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of claims:
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