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Patents > Tech fields : Design or lift or propellers & IPCs : IPC B64C1/00 or IPC B64C11/00

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Office:
Inventors:
None (9) · Albéric de la Celle (6) · Louis Blériot (3) · Auguste-Hippolyte Étévé (3) · Jules Collomb (3) · Eugène Sunguroff (3) · Sam Leonard Walkden (3)
Inventor country:
Applicant person:
None (12) · Albéric de la Celle (6) · Eugène Sunguroff (3) · Auguste-Hippolyte Étévé (3) · Jules Collomb (3) · Sam Leonard Walkden (3)
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None (13)
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Supplementary to patent:
None (112) · Patent GB-1909-8531‎ (2) · Patent FR-1909-401348 (2) · Patent FR-1909-408872 (2) · Patent FR-1909-410848 (2) · Patent FR-1905-361723 (2) · Patent HU-1913-Pédery-Varsányi-Zoltán (2) · Patent BE-1910-230887 (2) · Patent AT-1909-48421 (2)
Related to aircraft:
Patent agent:
None (52) · Armengaud jeune (18) · None (8) · Dom. Casalonga (4) · Dupont et Elluin (4) · Charles Dony (4) · De Bongé (4) · Y. Rabilloud et fils (4) · E. Blétry (3) · J. Germain (3) · Boult, Wade & Tennant (3) · Abel & Imray (3) · Hippolyte Josse (3)
IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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