Drilldown: Patents

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Patents > Tech fields : aerodynamics or hand tools & Supplementary to patent: None

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Office:
Inventors:
None (11) · Louis Constantin (7) · Hanns Pippart (4) · Robert Esnault-Pelterie (4) · Henri-Marie Coandă (4) · Heinrich Noll (4) · Antoine-Padoue Filippi (3) · Alexander Albert Holle (3) · Nicolas de Benois (3)
Applicant person:
None (36) · Louis Constantin (6) · Hanns Pippart (4) · Robert Esnault-Pelterie (4) · Heinrich Noll (4) · Henri-Marie Coandă (4) · Nicolas de Benois (3) · Alexander Albert Holle (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (113)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (107) · Armengaud jeune (11) · None (5) · Weismann et Marx (4) · Haseltine, Lake & Co. (3) · E. Blétry (3) · Dupont et Elluin (3) · Lavoix et Mosès (3) · Munn & Co. (3)
National tech categories:
None (75) · FR 6.4 (52) · HU V/h (26) · BE K (16) · AT 77d (13) · FR 6.3 (5) · DE 77h.5 (5) · NL 62 (4) · USPC 244/45R (3) · USPC 244/35R (3)
IPCs:
None (134) · IPC B64C39/00 (12) · IPC B64C1/00 (12) · IPC B64C17/00 (11) · IPC B64C3/00 (6) · IPC B64C11/20 (5) · IPC B64C3/14 (4) · IPC B64C3/48 (4) · IPC B64C11/00 (3) · IPC B64C3/52 (3) · IPC B64C3/54 (3) · IPC B64C23/00 (3) · IPC B64C13/00 (3) · IPC B64C35/00 (3) · IPC B64C3/18 (3) · IPC B64B1/00 (3)
CPCs:
None (95) · CPC B64C17/00 (12) · CPC B64C2700/6295 (11) · CPC B64C11/04 (11) · CPC F16B2/02 (10) · CPC Y10T403/4677 (10) · CPC B64C39/00 (9) · CPC F16B2200/40 (9) · CPC B64C13/00 (6) · CPC B64C3/14 (6) · CPC B64C3/48 (5) · CPC B64C3/00 (5) · CPC B64C11/20 (4) · CPC B64B1/00 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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