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Patents > IPCs : IPC B64C3/38 or IPC B64C33/02 & Number of diagram pages: 1-2

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None (242) · Seine (8) · Morbihan (3) · Rhône (3) · Lorient (3) · Montpellier (2) · Manche (2) · London (2) · Paris (2) · Hérault (2) · Seine-et-Oise (2)
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airplane (79) · None (62) · wings (53) · flapping (48) · design (37) · control (35) · frame (34) · ornithopter (29) · propulsion (28) · stability (26) · navigation (21) · lift (15) · construction (14) · subsystem (13) · steering (13) · aerodynamics (13) · airfoil (13) · LTA (12) · HTA (11)
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None (59)
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Supplementary to patent:
None (179) · Patent FR-1912-446040 (4) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1908-392672 (3) · Patent FR-1908-393976 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1912-457441 (2) · Patent FR-1912-449167 (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent SE-1917-46288 (2) · Patent FR-1910-419748 (2) · Patent FR-1909-420004 (2) · Patent DE-1909-244106 (2)
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None (71) · None (21) · Armengaud jeune (13) · E. Blétry (8) · Haseltine, Lake & Co. (6) · Hippolyte Josse (5) · J. Germain (5) · Schwab (5) · Charles Assi (4) · Émile Bert (4) · Georges Faugé (3) · J. S. Withers & Spooner (3) · L. Chassevent (3) · Ad. Sturm (3) · C. Baumann (3) · Marks & Clerk (3) · Dom. Casalonga (3) · Weismann et Marx (3) · Chassevent (3) · Y. Rabilloud et fils (3)
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