Drilldown: Patents

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Patents > Applicant is inventor: Yes & Granted: Yes & Patent agent : Armengaud jeune or Haseltine, Lake & Co. & IPCs: None & Family year: 1800 - 1899

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LTA (6) · propulsion (6) · navigation (6) · balloon (5) · possibly “flapping” (3) · aerostat (3) · airfoil (3) · propeller (3) · dirigible (3) · sail (3) · electricity (2) · rigid (2) · rudder (2) · construction (2) · stability (2) · frame (2) · aluminum (2) · airship (2) · airplane (2)
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