Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Inventor country : DE or HU or NL

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Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (196) · Propulsion (96) · None (80) · airplane (78) · frame (69) · balloon (64) · propellers (62) · design (61) · subsystem (59) · stability (57) · propeller (55) · navigation (54) · Airship (47) · gas (40) · wings (35) · safety (31) · Construction (30) · Control (29) · whole (28) · balloons (28)
Full specification filed date:
Application number:
Granted:
Publication date:
Supplementary to patent:
None (465) · Patent HU-1901-24148 (11) · Patent DE-1907-214228 (7) · Patent DE-1908-221549 (7) · Patent DE-1907-240268 (5) · Patent DE-1909-232158 (5) · Patent DE-1907-194166 (4) · Patent DE-1907-192662 (4) · Patent DE-1903-160742 (4) · Patent DE-1908-220975 (4) · Patent DE-1908-227242 (4)
Related to aircraft:
Patent agent:
None (432) · Marks & Clerk (14) · Lavoix et Moses (8) · C. Baumann (7) · J. Bonnet-Thirion (6) · de Bongé (6) · E. Blum & Co. (6) · Boult, Wade & Tennant (6) · E. Blétry (5) · Clement Lean (4) · Charles Assi (4) · Edward Evans & Co. (4) · Lloyd Wise & Co. (4) · Schwab (4)
National tech categories:
None (173) · FR 6.4 (94) · HU V/h (64) · DE 77h (44) · AT 77d (31) · DE 77h.4 (20) · DE 77h.6 (18) · DE 77h.15 (18) · DE 77h.5 (14) · DE 77h.3 (11) · IT 8 (10) · DE 77h.2 (9) · DE 77h.10 (7) · RU Group V (6) · DE 77h.11 (5) · BE K (4) · CH 129a (4) · FR 6.3 (4)
IPCs:
None (398) · IPC B64B1/00 (38) · IPC B64B1/58 (22) · IPC B64C39/00 (19) · IPC B64B1/62 (16) · IPC B64C11/00 (11) · IPC B64B1/40 (6) · IPC B64C23/00 (6) · IPC B64C33/02 (5) · IPC B64C1/00 (5) · IPC B64C17/00 (4) · IPC B64C11/20 (4) · IPC B64C3/00 (4)
CPCs:
None (322) · CPC B64B1/00 (40) · CPC B64B1/58 (35) · CPC B64B1/62 (19) · CPC B64C39/00 (15) · CPC B64C2700/6295 (15) · CPC B64C11/006 (14) · CPC B64C33/02 (13) · CPC B64C23/005 (11) · CPC B64B1/40 (9) · CPC B64C11/20 (7) · CPC B64C3/385 (6) · CPC B64C17/00 (6) · CPC B64B1/64 (6) · CPC B64C3/00 (5) · CPC B64B1/12 (5) · CPC B64C33/00 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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