Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Office : BE or NL or NO or NZ or Other & Related to aircraft: None & Patent agent: None

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Tech fields:
None (845) · airplane (20) · stability (18) · frame (18) · Propulsion (16) · navigation (15) · LTA (13) · control (11) · propellers (9) · subsystem (8) · propeller (8) · Construction (7) · rudder (7) · safety (6) · Design (6) · steering (5) · aerodynamics (5) · wings (5)
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National tech categories:
None (860) · FR 6.4 (14) · USPC 244/48 (3) · AT 77d (3) · DK 65 (3) · USPC 244/80 (3) · HU V/h (2) · USPC 244/25 (2) · USPC 244/23R (2) · USPC 244/233 (2) · USPC 244/78.1 (2)
IPCs:
None (877) · IPC B64C17/00 (4) · IPC B64B1/00 (4) · IPC B64C11/00 (3) · IPC B64C23/00 (3) · IPC CPC B64C13/00 (3) · IPC B64C13/00 (3) · IPC B64C3/54 (3) · IPC B64C39/00 (2) · IPC B64C11/16 (2) · IPC B64B1/62 (2) · IPC B64B1/58 (2)
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