Drilldown: Patents

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Patents > First filing: No & Citations from after 1930: None & Number of text pages: 7-50

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Office:
Inventors:
Alfred John Macy (10) · Sam Leonard Walkden (5) · Ruter William Springer (4) · Vigilio Baldo (4) · Anthony Rudolph Silverston (3) · Everard Richard Calthrop (3) · Alfred K. R. A. Krakow (3) · Elmer Ambrose Sperry (3)
Inventor country:
Applicant person:
None (15) · Alfred John Macy (10) · Sam Leonard Walkden (5) · Ruter William Springer (4) · Vigilio Baldo (4) · Anthony Rudolph Silverston (3) · Everard Richard Calthrop (3)
Applicant is inventor:
Tech fields:
airplane (59) · stability (38) · propulsion (22) · design (21) · frame (21) · wings (17) · navigation (17) · propellers (16) · LTA (15) · automatic stability (13) · construction (13) · aerodynamics (13) · propeller (12) · rudder (12) · HTA (11) · whole (10) · subsystem (10) · Control (10) · lift (9)
Full specification filed date:
Application number:
None (65) · 25941D (2)
Granted:
Supplementary to patent:
None (49) · Patent US-1916-1208684 (4) · Patent GB-1909-8531 (4) · Patent US-1914-1368226 (3) · Patent US-1908-1072664 (3) · Patent GB-1913-2294 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent US-1913-1203221 (2) · Patent GB-1908-4519 (2) · Patent US-1909-970771 (2) · Patent FR-1908-396249 (2) · Patent BE-1910-230887 (2) · Patent GB-1913-20163 (2) · Patent FR-1902-324521 (2) · Patent GB-1910-6051 (2) · Patent AT-1909-12-31 Vigilio Baldo (2)
Related to aircraft:
Patent agent:
None (51) · Haseltine, Lake & Co. (5) · Marks & Clerk (5) · Brandon frères (5) · A. E. White (4) · Armengaud jeune (4) · None (4) · Matray frères et Cie (3) · Charles Assi (2) · J. Fayollet (2) · Fritz Isler (2) · Jules Mathieu (2) · E. Blétry (2) · Herbert H. Thompson (2) · Schwab (2) · Boult, Wade & Tennant (2)
National tech categories:
None (56) · FR 6.4 (32) · HU V/h (11) · FR 6.3 (5) · CH 129b (4) · CA 244/24 (3) · CA 341/80 (2) · CA 244/12 (2) · AU 90.5 (2) · CA 244/29 (2) · DK 77 (2) · FR 5 (2)
IPCs:
None (75) · IPC B64C17/00 (13) · IPC B64C1/00 (13) · IPC B64C39/00 (12) · IPC B64C3/38 (5) · IPC B64C17/06 (5) · IPC B64C33/02 (3) · IPC B64D17/72 (2) · IPC B64C27/18 (2) · IPC B64C19/00 (2) · IPC B64B1/00 (2) · IPC B64C35/00 (2)
CPCs:
None (71) · CPC B64C17/00 (13) · CPC B64C39/00 (8) · CPC B64C3/385 (6) · CPC B64C17/06 (5) · CPC B64C2700/6218 (5) · CPC B64C2700/6212 (5) · CPC B64C2700/6295 (5) · CPC B64C35/00 (3) · CPC B64C33/02 (3) · CPC B64C2700/6216 (3) · CPC B64C19/00 (2) · CPC B64B1/00 (2) · CPC B64C27/18 (2) · CPC B64C13/00 (2) · CPC B64C2700/6256 (2) · CPC B64C3/38 (2)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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