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Patents > Office : BE or FI or FR & Applicant type: INDIV & Application number : propulsion or stability or None & Patent agent : Boult, Wade & Tennant or Weismann et Marx or None & National tech categories : BE 5B or BE K & First filing: No

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airplane (17) · propellers (11) · stability (10) · wings (6) · propulsion (6) · design (6) · hybrid (4) · rudder (3) · helicopter (3) · control (3) · dirigible (3) · equilibrium (3) · LTA (3) · sustentation (2) · motors (2) · lift (2) · navigation (2) · Aerodynamics (2) · Automatic stability (2) · construction (2)
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