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Patents > Patent agent : C. Hanslin & Cie. or Herbert Haddan & Co. & Number of claims: 2-3

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LTA (7) · airplane (6) · frame (6) · stability (5) · None (4) · control (4) · propellers (4) · automatic stability (4) · construction (4) · safety (3) · propulsion (3) · navigation (3) · hybrid (3) · design (3) · wings (3) · balloon (3)
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None (4) · CPC B64C17/00 (3) · CPC B64D17/80 (2) · CPC B64C39/00 (2) · CPC B64C2700/6218 (2) · CPC B64C2700/6216 (2) · CPC B64C23/005 (2) · CPC B64C17/06 (2) · CPC B64C2700/6295 (2)
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Showing below up to 38 results in range #1 to #38.

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