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Patents > Patent agent : Dupont et Elluin or E. Blétry & Number of claims: 3-5

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Airplane (24) · design (17) · construction (12) · stability (12) · LTA (10) · aerodynamics (10) · Frame (9) · wings (8) · fuselage (7) · propellers (7) · Lift (5) · propulsion (5) · projectile (4) · dirigibles (4) · military (4) · sustentation (4)
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CPC B64C17/00 (8) · CPC B64B1/00 (4) · CPC B64D1/04 (4) · CPC B64C39/00 (4) · CPC B64C2700/6295 (4) · CPC B64C2700/6212 (4) · CPC F42C15/295 (3) · CPC B64C39/005 (3) · CPC B64C3/00 (3) · CPC B64C1/00 (3) · CPC B64C33/00 (2) · CPC B64C3/385 (2) · CPC B64C39/10 (2) · CPC B64C11/04 (2) · CPC B64C11/14 (2)
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