Drilldown: Patents

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Patents > Tech fields : Airship or hybrid or propulsion & Number of text pages: 1-2 & Number of claims: 1-2

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Supplementary to patent:
None (295) · Patent FR-1910-423792 (5) · Patent AT-1909-48421 (4) · Patent AT-1909-40038 (3) · Patent AT-1910-48427 (3) · Patent DE-1909-02-25 Hugo Erdmann (3) · Patent DE-1912-279343 (3)
Related to aircraft:
Patent agent:
None (227) · None (19) · Armengaud jeune (14) · Y. Rabilloud et fils (8) · Dom. Casalonga (7) · J. Germain (7) · J. Bonnet-Thirion (6) · Lavoix et Mosès (6) · L. Chassevent (6) · Schwab (6) · Paul Caquet (5) · Victor J. Evans (5) · De Bongé (4) · G. de Mestral et F. Harlé (4) · Munn & Co. (4)
National tech categories:
FR 6.4 (152) · None (58) · HU V/h (53) · AT 77d (30) · FR 6.2 (25) · DE 77 (23) · RU Group V (8) · FR 6.3 (8) · DE 77h (7) · USPC 244/73R (6) · FR 5.8 (6) · DE 77h.5 (5) · DE 77h.4 (4) · USPC 244/66 (4) · USPC 244/30 (4) · DE 77h.9 (4) · DE 77h.6 (4) · DK 77 (3) · FR 5.3 (3) · DE 77h.2 (3)
IPCs:
None (188) · IPC B64B1/00 (34) · IPC B64C11/00 (33) · IPC B64C39/00 (25) · IPC B64B1/58 (15) · IPC B64C23/00 (15) · IPC B64C33/02 (13) · IPC B64C27/04 (11) · IPC B64C35/00 (10) · IPC B63H1/12 (7) · IPC B64C11/20 (6) · IPC B64B1/62 (5) · IPC B64C11/16 (5) · IPC B64C11/04 (5) · IPC B64D27/00 (4) · IPC B64B1/40 (4) · IPC B64B1/06 (4) · IPC B64C27/00 (4)
CPCs:
None (145) · CPC B64B1/00 (42) · CPC B64C11/006 (29) · CPC B64C23/005 (21) · CPC B64C39/00 (17) · CPC B64B1/58 (16) · CPC B64C2700/6295 (14) · CPC B64C33/02 (13) · CPC B64C2700/6274 (12) · CPC B64C35/00 (9) · CPC B64C11/001 (8) · CPC B64C11/00 (8) · CPC B64C39/005 (7) · CPC B64C2700/6281 (7) · CPC B63H1/26 (7) · CPC B64C27/04 (6) · CPC B64C11/16 (6)
First filing:
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