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Patents > Tech fields : Design or dirigible & Number of figures: 3-5

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Applicant firm:
None (442) · Aktiebolaget Aviatorer (4) · Jacob Lohner & Co. (4) · E. Rumpler Luftfahrzeugbau G.m.b.H. (3) · British and Colonial Aeroplane Co. (2) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (2) · Luft Fahrzeug G.m.b.H. (2) · Alphonse Tellier et Cie (2)
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Supplementary to patent:
None (284) · Patent US-1909-970771 (4) · Patent SE-1906-23283 (4) · Patent DE-1909-220044 (4) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (4) · Patent US-1908-1077750 (4) · Patent DE-1911-258741 (4) · Patent AT-1907-37570 (3) · Patent US-1908-1081147 (3) · Patent FR-1908-407090 (3)
Related to aircraft:
Patent agent:
None (192) · Armengaud jeune (26) · None (14) · J. Bonnet-Thirion (9) · E. Blétry (8) · Charles Dony (8) · C. Blétry (7) · L. Chassevent (7) · G. de Mestral et F. Harlé (7) · Marks & Clerk (6) · M. Zerolo (6) · Hippolyte Josse (6) · Paul Caquet (6) · Haseltine, Lake & Co. (5) · H. Boettcher fils (5) · J. Germain (5) · Weismann et Marx (5) · Dupont et Elluin (5) · Boult, Wade & Tennant (5)
National tech categories:
FR 6.4 (218) · None (89) · HU V/h (55) · DE 77h.5 (19) · AT 77d (19) · FR 6.2 (8) · FR 6.3 (8) · DE 77 (6) · CH 129b (5) · RU Group V (4) · DK 77 (4) · DE 77h.9 (3) · DE 77h (3)
IPCs:
None (159) · IPC B64C39/00 (51) · IPC B64B1/00 (32) · IPC B64C17/00 (30) · IPC B64C1/00 (29) · IPC B64C23/00 (18) · IPC B64C3/00 (14) · IPC B64C35/00 (14) · IPC B64C11/00 (10) · IPC B64C3/54 (7) · IPC B64C11/20 (6) · IPC B64C11/16 (6) · IPC B64B1/58 (6) · IPC B64C33/02 (6) · IPC B64C27/04 (5) · IPC B64C13/00 (5) · IPC B64C3/56 (5)
CPCs:
None (122) · CPC B64C39/00 (44) · CPC B64B1/00 (38) · CPC B64C17/00 (35) · CPC B64C2700/6295 (28) · CPC B64C23/005 (18) · CPC B64C3/00 (15) · CPC B64C2700/6218 (13) · CPC B64C13/00 (13) · CPC B64C2700/6274 (11) · CPC B64C35/00 (10) · CPC B64C11/16 (7) · CPC B64C33/02 (7) · CPC B64B1/58 (7) · CPC B64C2700/6235 (6) · CPC B64C2700/6214 (6) · CPC B64C1/00 (6) · CPC B64C3/54 (6) · CPC B64C39/005 (6)
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Citations from after 1930:
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