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Patents > Inventor country : GB or None & First filing: None

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Inventor country: (Click arrow to add another value)
Applicant person:
None (1885) · Everard Richard Calthrop (8) · Louis Brennan (6) · Charles Denniston Burney (4) · Harold Edward Sherwin Holt (3) · Charles Algernon Parsons (2) · Walter George Tarrant (2) · W. P. Thompson (2) · Horace Leonard Short (2) · Haarbleicher (2) · G. Montaudon (2) · Enrique Sanchis (2) · Christopher Henry Metcalfe Alderson Alderson (2) · Henri-Marie Coandă (2) · Alfred Julius Boult (2)
Applicant is inventor:
Full specification filed date:
Granted:
Supplementary to patent:
None (1930) · Patent GB-1909-12556 (4) · Patent GB-1909-26034 (3) · Patent GB-1911-29012 (3) · Patent BE-1913-253298 (2) · Patent FR-1900-299924 (2) · Patent GB-1903-27212 (2) · Patent GB-1911-5162 (2) · 1 (2) · Patent GB-1913-8594 (2)
Related to aircraft:
Patent agent:
None (1875) · Desnos (7) · Blétry aîné (5) · Alfred Ernest White (4) · Marks & Clerk (4) · Kirkpatrick (3) · Dieuaide (3) · J. Gevers (3)
National tech categories:
None (1615) · FR 6.3 (70) · GB 4 propel & steer (34) · BE K (17) · GB 4 with buoyant (17) · USPC 244/139 (14) · GB 4 without buoyant (12) · GB 4 (12) · USPC 244/142 (12) · USPC 244/147 (12) · USPC 244/153R (9) · USPC 244/149 (8) · GB 4 aërostats (7) · USPC 244/53A (7) · IT 8 (7) · GB 4 motors (6) · FR 6.4 (6) · GB 4 aëroplanes (5) · GB 4 framework (5) · AU 90.3 (5)
IPCs:
None (1960) · IPC F41G3/24 (3) · IPC B64C35/00 (3) · IPC B64D17/00 (2) · IPC B64D27/00 (2) · IPC B63H1/12 (2)
CPCs:
None (1496) · CPC B64C11/006 (96) · CPC B64C11/346 (62) · CPC B64C11/48 (50) · CPC B63H1/12 (32) · CPC Y02E10/722 (29) · CPC F03D11/00 (29) · CPC F05B2260/74 (28) · CPC B64C11/36 (28) · CPC B64C11/343 (27) · CPC B64C11/06 (25) · CPC B63H1/04 (25) · CPC B64C27/33 (18) · CPC F03D1/025 (17) · CPC B64C3/48 (15) · CPC B64C11/065 (13) · CPC F03D3/00 (12) · CPC Y02E10/74 (12) · CPC B64C11/003 (10) · CPC Y02E10/72 (10)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:

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