Drilldown: Patents

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Patents > Tech fields : design or lift & Supplementary to patent: None & Related to aircraft: 1

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None (174)
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (149) · Armengaud jeune (13) · None (11) · Weismann et Marx (10) · Duvinage (6) · Raclot et Cie (4) · Munn & Co. (4) · Dupont et Elluin (4) · Charles Dony (3) · Schwab (3) · Lavoix et Mosès‎ (3) · J. Bonnet-Thirion (3) · Hippolyte Josse (3) · E. R. Royston & Co. (3) · E. Blum & Co. (3) · Wunderlich (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · A. Ritter (3) · Boult, Wade & Tennant (3)
National tech categories:
FR 6.4 (92) · None (59) · BE K (40) · HU V/h (35) · AT 77d (25) · DE 77h.5 (14) · CH 129b (7) · FR 6.3 (5) · IT 8 (4) · FR 6.2 (4) · DK 77 (4) · DE 77 (3) · NL 62 (3) · FR 6.1 (3) · DE 77h (3) · DE 77h.2 (3)
IPCs:
None (179) · IPC B64C39/00 (22) · IPC B64C1/00 (9) · IPC B64C23/00 (9) · IPC B64C17/00 (7) · IPC B64C35/00 (7) · IPC B64B1/00 (6) · IPC B64C11/00 (5) · IPC B64C3/48 (5) · IPC B64C3/52 (5) · IPC B64C3/00 (4) · IPC B64C3/56 (4) · IPC B64C13/00 (4) · IPC B64C33/00 (4) · IPC B64D35/04 (3) · IPC B64C3/54 (3) · IPC B64C33/02 (3) · IPC B63H1/12 (3) · IPC B64B1/58 (3)
CPCs:
None (163) · CPC B64C39/00 (17) · CPC B64C2700/6295 (16) · CPC B64C23/005 (11) · CPC B64B1/00 (10) · CPC B64C17/00 (8) · CPC B64C35/00 (6) · CPC B64C3/52 (6) · CPC B64C3/48 (5) · CPC B64C2700/6245 (5) · CPC B64B1/58 (4) · CPC B64C3/00 (4) · CPC B64C2700/6274 (4) · CPC B64C33/00 (4) · CPC B64C13/00 (4)
First filing:
Citations from after 1930:
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