Drilldown: Patents

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Patents > Inventor country : CH or DE or HU & Applicant type : Hermann Burkardt or INDIV & CPCs : CPC B64B1/40 or CPC B64C11/006 or CPC B64C17/00 or CPC B64C23/005 or None

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Inventor country: (Click arrow to add another value)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (633) · Patent HU-1901-24148 (10) · Patent DE-1895-98580 (8) · Patent CH-1899-18666 (6) · Patent FR-1909-410140 (5) · Patent DE-1907-214228 (5) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1908-221549 (4) · Patent DE-1909-232158 (4) · Patent CH-1910-52044 (4) · Patent DE-1910-04-04 August Wendtland (4) · Patent HU-1909-49726 (4) · Patent DE-1909-220044 (4) · Patent CH-1911-55140 (4)
Related to aircraft:
Patent agent:
None (670) · E. Blum & Co. (13) · Marks & Clerk (9) · E. Bletry (9) · W. P. Thompson & Co. (7) · Herbert Haddan & Co. (6) · Schwab (6) · A. Ritter (6) · Boult, Wade & Tennant (5) · Lloyd Wise & Co. (5) · Chatwin, Herschell & Co. (5) · H. Kirchhofer (4) · Chassevent (4) · Wilhelm Reinhard (4) · E. Imer-Schneider (4) · Haseltine, Lake & Co. (4) · Ferdinand Klostermann (4)
National tech categories:
None (213) · HU V/h (213) · AT 77d (78) · FR 6.4 (71) · DE 77 (48) · DE 77h (31) · CH 129b (21) · DE 77h.5 (19) · FR 6.3 (15) · DK 77 (15) · DE 77h.6 (13) · CH 115 (13) · BE K (13) · RU Group V (11) · GB 4 propel & steer (10) · DE 77h.15 (8) · CH 129a (8) · IT 8 (7) · DE 77h.4 (6) · CH 129c (6)
IPCs:
None (758) · IPC B64C17/00 (57) · IPC B64C1/00 (31) · IPC B64C11/00 (22) · IPC B64C23/00 (22) · IPC B64B1/40 (16) · IPC B64C5/04 (5) · IPC B64B1/00 (4) · IPC B64C11/16 (3) · IPC B64C3/38 (3) · IPC B64C17/04 (3) · IPC B64C33/02 (3) · IPC B64C19/00 (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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