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Patents > Patent agent : Dupont et Elluin or Haseltine, Lake & Co. & Number of claims: 2-3

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None (13) · George Henry Challenger (6) · Harold Arthur Savage (5) · Henri-Marie Coandă (5) · Ottavio Ricaldoni (2) · Adolphe Clément-Bayard (2) · Gaetano Arturo Crocco (2)
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None (18)
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None (8) · IPC B64C17/00 (5) · IPC B64B1/00 (5) · IPC B64C1/00 (4) · IPC F41A19/05 (4) · IPC B64B1/58 (3) · IPC B64C3/00 (3) · IPC B64C11/14 (2) · IPC B64D1/04 (2) · IPC F42C15/295 (2)
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CPC B64C17/00 (6) · CPC B64B1/00 (6) · None (4) · CPC F41A19/05 (4) · CPC B64C2700/6214 (3) · CPC B64B1/58 (3) · CPC B64C3/00 (3) · CPC B64C2700/6235 (2) · CPC B64D1/04 (2) · CPC B64C1/00 (2) · CPC F42C15/295 (2) · CPC B64C11/14 (2)
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