Drilldown: Patents

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Patents > Inventor country : AU or Hungary or None

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Inventor country: (Click arrow to add another value)
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Supplementary to patent:
None (2541) · Patent AU-1914-14892 (7) · Patent AU-1911-510 (7) ·   (4) · Patent AU-1910-20097 (4) · Patent AU-1909-15563‎ (3) · Patent US-1918-1589780 (3) · Patent NZ-1909-26981 (3) · Patent GB-1910-18683 (3) · Patent AU-1916-630 (3) · Patent FR-1880-139386 (3) · Patent GB-1916-103918 (2) · Patent GB-1910-21231 (2) · Patent FR-1881-143264 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent BE-1913-253298 (2) · Patent FR-1900-299924 (2) · Patent AU-1917-469317 (2)
Related to aircraft:
Patent agent:
None (2419) · Desnos (12) · Blétry aîné (10) · Armengaud jeune (9) · Chassevent (7) · Marks & Clerk (6) · Dieuaide (6) · Société Marillier et Robelet (6) · None (5) · Armengaud aîné (4) · Thirion (4) · Dumas (4) · Boult, Wade & Tennant (4) · Société Louis Gudman et Cie (4) · Casalonga (4) · Rayner & Co. (4)
National tech categories:
None (2099) · FR 6.3 (170) · FR 6.4 (26) · GB 4 propel & steer (25) · GB 4 with buoyant (19) · BE K (15) · GB 4 (15) · USPC 244/139 (15) · USPC 244/147 (14) · GB 4 without buoyant (14) · USPC 244/142 (12) · USPC 244/153R (10) · AU 90.3 (10) · DE 77h.5 (9) · FR 5 (8) · USPC 244/149 (8) · DE 77 (7) · USPC 244/53A (7) · GB 4 aërostats (7)
IPCs:
None (2561) · IPC B64C39/00 (16) · IPC B64C23/00 (8) · IPC B64C17/00 (6) · IPC B64C11/00 (5) · IPC B64C25/00 (4) · IPC B64C3/56 (4) · IPC B63H1/12 (3) · IPC B64C21/08 (3)
First filing:
Citations from after 1930:
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