Drilldown: Patents

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Patents > Tech fields : Aerodynamics or balloon

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Inventor country:
FR (455) · DE (199) · US (172) · None (120) · GB (88) · RU (40) · AT (35) · IT (25) · HU (25) · ES (25) · BE (23) · CH (19) · AH (11) · RO (10) · Poland (9) · NL (8) · SE (7) · Prussia (7) · CA (6) · AU (6)
Applicant firm:
None (1172) · Motorluftschiff Studiengesellschaft m.b.H (8) · August Riedinger Ballonfabrik Augsburg G.m.b.H. (5) · Siemens-Schuckert Werke GmbH (5) · Siemens-Schuckert-Werke G.m.b.H. (5) · Jacob Lohner & Co. (4) · Aktiebolaget Aviatorer (3) · British and Colonial Aeroplane Co. (3)
Applicant is inventor:
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Application number:
Granted:
Related to aircraft:
National tech categories:
None (340) · FR 6.4 (291) · FR 6.3 (65) · HU V/h (52) · AT 77d (41) · FR 5 (37) · BE K (35) · DE 77 (32) · DE 77h.4 (19) · USPC 244/30 (17) · IT 8 (16) · GB 4 with buoyant (15) · GB 4 aërostats (15) · USPC 244/97 (12) · FR 6.2 (12) · DE 77h (11) · RU Group V (10)
IPCs:
None (684) · IPC B64B1/00 (94) · IPC B64C17/00 (65) · IPC B64C1/00 (65) · IPC B64C39/00 (49) · IPC B64B1/58 (29) · IPC B64B1/40 (21) · IPC B64C23/00 (17) · IPC B64C11/00 (15) · IPC B64C3/38 (14) · IPC B64C3/00 (13) · IPC B64C13/00 (13) · IPC B64B1/62 (12) · IPC B64C3/54 (11) · IPC B64C11/20 (9) · IPC B64C3/52 (8) · IPC B64C3/14 (8) · IPC B64C35/00 (8) · IPC B64C3/48 (8)
CPCs:
None (580) · CPC B64B1/00 (112) · CPC B64C17/00 (70) · CPC B64B1/40 (46) · CPC B64B1/58 (45) · CPC B64C39/00 (40) · CPC B64C2700/6295 (37) · CPC B64C2700/6218 (30) · CPC B64C13/00 (22) · CPC B64C23/005 (20) · CPC B64B1/62 (18) · CPC B64C3/385 (13) · CPC B64C3/00 (13) · CPC B64C1/00 (13) · CPC B64C11/006 (13) · CPC B64C3/14 (11) · CPC B64C39/008 (11) · CPC B64C33/02 (10) · CPC B64C2700/6256 (10)
First filing:
Citations from after 1930:
Number of diagram pages:

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