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Patents > Filing date: 1909 & Grant date: 1900 - 1909 & National tech categories: FR 6.4

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Year filed:
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Inventors:
Robert Esnault-Pelterie (12) · None (8) · Nicolas Hornstein (4) · Johann Schütte (4) · Jean-Baptiste-Eugène Gangler (3)
Inventor country:
Applicant person:
None (13) · Robert Esnault-Pelterie (12) · Nicolas Hornstein (4) · Johann Schütte (4) · Jean-Baptiste-Eugène Gangler (3)
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Tech fields:
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None (4)
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Supplementary to patent:
None (119) · Patent FR-1908-392672 (7) · Patent FR-1909-398825 (3) · Patent FR-1907-382794 (2) · Patent FR-1908-403132 (2) · Patent FR-1908-394254‎ (2) · Patent ES-1906-38692 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (33) · None (25) · J. Bonnet-Thirion (11) · None (11) · Lavoix et Mosès (9) · Charles Assi (7) · C. Baumann (6) · E. Blétry (5) · Boramé et Julien (5) · Brandon frères (5) · Émile Klotz (5) · J. Germain (4) · Hippolyte Josse (4) · Ch. Mardelet (4) · Ad. Sturm (4)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C39/00 (32) · IPC B64B1/00 (25) · IPC B64C17/00 (14) · IPC B64C1/00 (12) · IPC B64C23/00 (12) · IPC B64C33/02 (11) · IPC B64B1/58 (11) · IPC B64C3/38 (10) · None (8) · IPC B64B1/40 (7) · IPC B64C33/00 (6) · IPC B64C3/54 (4) · IPC B64C27/04 (4) · IPC B64C13/00 (4) · IPC B64C35/00 (3) · IPC B64C11/00 (3) · IPC B64C11/20 (3) · IPC B64C3/00 (3)
CPCs:
CPC B64C39/00 (31) · CPC B64B1/00 (26) · CPC B64C2700/6295 (23) · CPC B64C17/00 (14) · CPC B64C23/005 (13) · CPC B64C33/02 (12) · CPC B64B1/58 (11) · CPC B64C3/385 (10) · CPC B64C2700/6274 (9) · CPC B64B1/40 (7) · CPC B64C33/00 (7) · CPC B64C13/00 (7) · CPC B64C2700/6212 (4) · CPC B64C1/00 (4) · CPC B64C3/54 (4) · CPC B64C2700/6218 (4)
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Citations from after 1930:
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