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Patents > Inventor country : DE or NL or RO & Applicant is inventor: Yes & Number of figures: None

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Inventor country: (Click arrow to add another value)
Applicant is inventor: (Click arrow to add another value)
Tech fields:
None (209) · LTA (137) · airplane (61) · propulsion (46) · frame (40) · navigation (37) · balloon (35) · propeller (31) · gas (25) · stability (19) · subsystem (19) · wings (18) · Design (16) · whole (16) · safety (15) · car (15) · balloons (15) · Airship (15)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (482) · Patent DE-1908-221549 (6) · Patent DE-1909-227246 (4) · Patent DE-1909-232158 (4) · Patent DE-1909-Wilcke-Graff (3) · Patent DE-1892-73603 (3) · Patent DE-1909-221412 (3) · Patent DE-1908-220975 (3) · Patent DE-1895-98580 (3) · Patent DE-1894-76727 (3) · Patent DE-1908-250958 (2) · Patent DE-1907-240268 (2) · Patent DE-1907-214228 (2) · Patent DE-1907-194166 (2) · Patent GB-1912-2540 (2)
Related to aircraft:
Patent agent:
None (489) · Société Louis Gudman et Cie (3) · Chassevent (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · De Bonge (3) · W. P. Thompson & Co. (3) · A. Elberts Doyer en H.W. Daendels (2) · Duvinage (2) · A. Willain (2) · A. Boning (2) · Marks & Clerk (2) · Armengaud jeune (2) · Danzer (2) · Blétry aîné (2) · Blétry frères (2) · E. et G. Bede (2) · Dupont et Elluin (2)
National tech categories:
None (282) · FR 6.4 (65) · DE 77h (23) · DE 77 (16) · BE K (16) · FR 6.3 (14) · IT 8 (12) · HU V/h (11) · DE 77h.5 (10) · NL 62 (9) · DE 77h.3 (9) · DE 77h.4 (8) · AT 77d (7) · GB 4 propel & steer (4) · DE 77h.15 (4) · DE 77h.6 (4) · GB 4 with buoyant (3) · USPC 244/22 (3) · DE 77h.2 (3)
IPCs:
None (446) · IPC B64B1/58 (24) · IPC B64B1/00 (21) · IPC B64B1/62 (9) · IPC B64C39/00 (6) · IPC CPC B64C13/00 (3) · IPC B64C11/00 (3) · IPC B64C3/00 (3) · IPC B64B1/66 (3) · IPC B64B1/60 (3) · IPC B64B1/40 (3)
CPCs:
None (260) · CPC B64B1/58 (39) · CPC B64B1/00 (26) · CPC B64C2700/6295 (19) · CPC B64B1/62 (16) · CPC B64C39/00 (16) · CPC B64C33/02 (15) · CPC B64C35/00 (13) · CPC B64C23/005 (13) · CPC B64C17/00 (13) · CPC B64C33/00 (9) · CPC B64B1/40 (8) · CPC B64C11/006 (8) · CPC B64C17/06 (7) · CPC B64C2700/6274 (7) · CPC B64C2700/6218 (7) · CPC B64C2700/6216 (7) · CPC B64C13/00 (6)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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