Drilldown: Patents

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Patents > Related to aircraft : 1 or DE 369478 & Assigned to: None & National tech categories : DE 77 or USPC 244/80

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Office:
Inventors:
F. Gaebert (3) · Richard Czygan (2) · Michael Angelo Parisano (2) · Raphael Ernst May (2)
Inventor country:
Applicant person:
None (25) · F. Gaebert (3) · Richard Czygan (2) · Raphael Ernst May (2) · Michael Angelo Parisano (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (39) · propulsion (18) · stability (18) · balloon (14) · None (13) · navigation (13) · propeller (11) · car (10) · airplane (9) · frame (9) · parachute (6) · design (6) · kite (6) · captive (6) · electricity (6) · gas (5) · dirigible (5)
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Citations from after 1930:
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