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Patents > Year granted: 1910 - 1919 & Office : AH or CA or DE or GB or HU & Applicant type : Hermann Burkardt or INDIV or None & First filing: Yes & Number of figures: 3-4

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Office: (Click arrow to add another value)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (62) · None (58) · frame (36) · stability (32) · propellers (29) · LTA (29) · design (26) · wings (25) · propulsion (24) · construction (24) · control (23) · subsystem (19) · aerodynamics (15) · airship (14) · navigation (14) · automatic stability (13) · steering (11) · balloon (9)
Full specification filed date:
Application number:
None (63)
Granted:
Related to aircraft:
Patent agent:
None (76) · Boult, Wade & Tennant (14) · None (13) · Marks & Clerk (13) · Haseltine, Lake & Co. (12) · Herbert Haddan & Co. (12) · Brewer & Son (9) · W. P. Thompson & Co. (7) · Hyde & Heide (5) · J. S. Withers & Spooner (5) · Browne & Co. (5) · G. F. Redfern & Co. (5) · Lloyd Wise & Co. (4) · Mewburn, Ellis & Pryor (4) · Abel & Imray (4)
Assigned to:
IPCs:
None (48) · IPC B64C39/00 (22) · IPC B64C35/00 (15) · IPC B64C1/00 (15) · IPC B64C3/00 (14) · IPC B64C13/00 (13) · IPC B64C17/00 (13) · IPC B64B1/00 (13) · IPC B64C11/00 (10) · IPC B64C25/00 (9) · IPC B64C3/38 (8) · IPC B64C3/18 (7) · IPC B64B1/58 (6) · IPC B64C27/04 (5) · IPC B64C11/16 (5) · IPC B64C23/00 (4) · IPC B64C3/54 (4) · IPC B64C9/00 (3) · IPC B64C1/06 (3) · IPC B64C3/50 (3)
CPCs:
None (33) · CPC B64C13/00 (16) · CPC B64C2700/6295 (16) · CPC B64C2700/6256 (15) · CPC B64C17/00 (15) · CPC B64C3/00 (15) · CPC B64C39/00 (12) · CPC B64C35/00 (12) · CPC B64B1/00 (12) · CPC B64C2700/6218 (9) · CPC B64C2700/6235 (9) · CPC B64C3/385 (8) · CPC B64B1/58 (8) · CPC B64F2700/6226 (8) · CPC B64C11/00 (7) · CPC B64C1/00 (6) · CPC B64C11/006 (6)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:
Number of figures:

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