Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Applicant firm: None & Applicant type : Hermann Burkardt or INDIV & Assigned to: None & IPCs: None & Number of diagram pages: 1

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Applicant firm: (Click arrow to add another value)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (101) · Airplane (99) · Propulsion (96) · frame (78) · propeller (66) · design (65) · propellers (61) · navigation (58) · stability (53) · wings (48) · Subsystem (47) · balloon (39) · None (35) · rudder (33) · construction (33) · Control (32) · Airship (29) · aerodynamics (28) · hybrid (24) · flapping (24)
Full specification filed date:
Application number:
None (331)
Granted:
Publication date:
Supplementary to patent:
None (336) · Patent DE-1907-214228 (4) · Patent HU-1901-24148 (4) · Patent DE-1908-227242 (3) · Patent DE-1898-126955 (3) · Patent FR-1899-292828 (3) · Patent FR-1902-326727 (3) · Patent FR-1904-340154 (3) · Patent FR-1906-363017 (3) · Patent DE-1903-160742 (3)
Related to aircraft:
Patent agent:
None (275) · Abel & Imray (10) · Marks & Clerk (10) · Haseltine, Lake & Co. (9) · Boult, Wade & Tennant (9) · E. Blum & Co. (8) · None (7) · Lavoix et Moses (5) · Munn & Co. (4) · Boult, Wade & Kilburn (4) · Brierley & Howard (4) · H. Kirchhofer (3) · Brewer & Son (3) · Hy. Fairbrother (3) · Charles Assi (3) · Armengaud jeune (3) · W. P. Thompson & Co. (3) · Boult, Wade, and Tennant (3) · Herbert Haddan & Co. (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (147) · AT 77d (57) · HU V/h (55) · FR 6.4 (27) · RU Group V (26) · DE 77h (20) · DK 77 (12) · DE 77h.5 (9) · DE 77h.6 (7) · CH 115 (6) · DE 77h.15 (6) · CH 129a (6) · USPC 416/135 (4) · AU 90.3 (4) · CH 129b (4) · CH 129c (3) · DK 65 (3) · AT 65b (3)
IPCs: (Click arrow to add another value)
CPCs:
None (355) · CPC B64C33/02 (9) · CPC B64B1/00 (8) · CPC B64C23/005 (7) · CPC B64C11/006 (7) · CPC B64C2700/6295 (4) · CPC B64B1/40 (4) · CPC B64C17/00 (4) · CPC B64C39/00 (3) · CPC A63H27/08 (3) · CPC B64C27/54 (3) · CPC B64C11/48 (3) · CPC B64C2700/6245 (3) · CPC A63H27/087 (3) · CPC B64C11/065 (3) · CPC B63H1/12 (3) · CPC B64C3/52 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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