Drilldown: Patents

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Patents > Office : DEG or US & Inventor country : CH or DE or HU or NL & Applicant type : COMPANY+INDIV or Hermann Burkardt or INDIV & CPCs : CPC B64B1/40 or CPC B64C23/005 or None

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LTA (10) · frame (8) · balloon (8) · kite (7) · navigation (6) · parachute (6) · None (6) · safety (4) · propeller (4) · car (4) · electricity (4) · stability (3) · rudder (3) · propulsion (3) · flying machine (3) · subsystem (3) · fun (3) · wings (3) · Flugmaschine (3)
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Showing below up to 39 results in range #1 to #39.

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