Drilldown: Patents

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Patents > Year filed: 1910 - 1919 & Office : GB or IN or SU or UN & National tech categories : DE 77h or None & Number of figures: None

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Tech fields:
None (466) · airplane (24) · stability (11) · LTA (11) · construction (10) · frame (10) · propulsion (9) · wings (8) · navigation (8) · propeller (7) · control (6) · Design (6) · airfoil (6) · aerodynamics (5)
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Supplementary to patent:
None (515) · Patent GB-1911-29012 (2)
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IPCs:
None (482) · IPC B64C3/38 (6) · IPC B64C3/54 (5) · IPC B64C35/00 (5) · IPC B64B1/58 (5) · IPC B64C11/00 (5) · IPC B64C1/00 (4) · IPC B64C17/00 (4) · IPC B64C33/00 (4) · IPC B64C23/00 (3) · IPC B64C3/00 (2) · IPC B64C39/00 (2) · IPC B64B1/00 (2) · IPC B64D27/00 (2)
CPCs:
CPC B64C39/00 (45) · CPC B64C17/00 (45) · CPC B64C2700/6295 (44) · CPC B64C35/00 (41) · CPC B64B1/00 (32) · CPC B64C2700/6218 (27) · CPC B64C3/385 (22) · CPC B64C23/005 (20) · CPC B64F2700/6261 (18) · None (17) · CPC B64C13/00 (16) · CPC B64B1/58 (15) · CPC B64C3/00 (15) · CPC B64C2700/6256 (14) · CPC B64C11/006 (14) · CPC B64C33/00 (11) · CPC B64C3/56 (11) · CPC B64C2700/6274 (11) · CPC B64F2700/6226 (11) · CPC B64C2700/6212 (10)
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Citations from after 1930:
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