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Patents > Inventor country : CH or DE or HU or NL & Applicant type : Hermann Burkardt or INDIV & Supplementary to patent: None & CPCs : CPC B64B1/40 or CPC B64C23/005 or None & Cites these patents: None

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Inventor country: (Click arrow to add another value)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (150) · LTA (114) · subsystem (86) · propulsion (84) · Design (82) · frame (73) · propellers (68) · Stability (67) · None (63) · airship (50) · wings (47) · construction (45) · balloon (41) · propeller (39) · control (35) · aerodynamics (35) · whole (35) · navigation (33) · steering (28) · automatic stability (26)
Full specification filed date:
Application number:
None (415) · 55432 (2)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (468) · E. Blum & Co. (7) · A. Ritter (6) · Ferdinand Klostermann (4) · Wilhelm Reinhard (4) · W. P. Thompson & Co. (4) · Boult, Wade & Kilburn (3) · Herbert Haddan & Co. (3) · Boult, Wade & Tennant (3) · Haseltine, Lake & Co. (3)
Assigned to:
National tech categories:
HU V/h (147) · None (136) · AT 77d (48) · DE 77 (44) · DE 77h (29) · CH 129b (16) · BE K (12) · DE 77h.5 (11) · FR 6.4 (10) · DE 77h.6 (9) · FR 6.3 (9) · CH 115 (7) · NL 62 (7) · DE 77h.15 (6) · DK 77 (5) · FR 10.1 (5) · CH 129c (5)
IPCs:
None (521) · IPC B64B1/40 (13) · IPC B64C23/00 (9) · IPC B64C5/04 (5) · IPC B64C33/02 (3) · IPC B64B1/00 (3) · IPC B64C9/00 (3) · IPC B64C23/02 (2) · IPC B64C39/00 (2) · IPC B64B1/58 (2) · IPC B64B1/50 (2) · IPC B64C3/38 (2) · IPC F24F7/02 (2)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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