Drilldown: Patents

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Patents > Grant date: 1900 - 1909 & Patent agent: None & Number of figures: 7-9

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Office:
Inventors:
Henri Dufaux (2) · Viktor Tarczal (2) · Armand Dufaux (2) · Joseph H. Dillon-Gregg (2) · Louis Brennan (2) · Franklin Tompkins (2)
Inventor country:
Applicant person:
None (10) · Henri Dufaux (2) · Armand Dufaux (2) · Viktor Tarczal (2) · Joseph H. Dillon-Gregg (2) · Louis Brennan (2) · Franklin Tompkins (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (20) · propulsion (13) · Airplane (12) · design (11) · navigation (9) · frame (9) · stability (8) · Flapping (8) · hybrid (7) · marine (6) · construction (5) · propeller (5) · kite (5) · None (5) · balloon (5) · Wings (4) · Lift (4) · propellers (4) · car (4)
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National tech categories:
None (6) · HU V/h (6) · FR 6.4 (6) · DE 77h (5) · AT 77d (4) · RU Group V (4) · DK 77 (3) · FR 6.3 (3) · USPC 244/72 (2)
First filing:
Cites these patents:
Citations from after 1930:
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