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Patents > Tech fields : tail fin or None & Number of diagram pages: 1

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Office:
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Applicant firm:
None (443) · Blackburn Aeroplane and Motor Co. (3) · Vickers Ltd. (2) · Mercur Flugzeugbau (2) · Société R. Bourbeau et H. Devaux (2)
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Tech fields: (Click arrow to add another value)
Full specification filed date:
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Granted:
Supplementary to patent:
None (388) · Patent BE-1909-219377 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1909-408197 (2) · Patent NZ-1909-25865 (2) · Patent US-1912-1080531 (2)
Related to aircraft:
Patent agent:
None (106) · None (28) · L. Chassevent (11) · Armengaud jeune (8) · E. Bletry (8) · Marks & Clerk (8) · Munn & Co. (7) · Haseltine, Lake & Co. (6) · Chassevent (6) · Dom. Casalonga (6) · Brandon frères (6) · C. Bauman (5) · Charles Dony (5) · Boult, Wade & Tennant (5) · Matray frères et Cie (5) · Dupont et Elluin (5) · de Bongé (5)
National tech categories:
FR 6.4 (185) · None (172) · DE 77h.5 (14) · DE 77 (7) · FR 5.3 (6) · DE 77h (5) · USPC 244/45R (5) · FR 6.2 (4) · DE 77h.9 (3) · FR 10.1 (3) · AT 77d (3) · DE 77h.6 (3) · HU V/h (3) · USPC 244/6 (3) · FR 6.3 (3)
IPCs:
None (132) · IPC B64C39/00 (48) · IPC B64C3/00 (34) · IPC B64C17/00 (33) · IPC B64C1/00 (25) · IPC B64C3/38 (24) · IPC B64C23/00 (23) · IPC B64C35/00 (15) · IPC B64C13/00 (13) · IPC B64C33/02 (11) · IPC B64C3/54 (9) · IPC B64C27/04 (8) · IPC B64C11/00 (7) · IPC B64C5/04 (7) · IPC B64C29/00 (5) · IPC B64C3/18 (5) · IPC B64C25/00 (5) · IPC B64B1/00 (5) · IPC B64C3/56 (5) · IPC B64C39/10 (5)
CPCs:
None (55) · CPC B64C2700/6295 (46) · CPC B64C17/00 (38) · CPC B64C3/00 (35) · CPC B64C39/00 (33) · CPC B64C23/005 (27) · CPC B64C3/385 (27) · CPC B64C2700/6235 (26) · CPC B64C2700/6274 (19) · CPC B64C13/00 (18) · CPC B64C2700/6218 (14) · CPC B64C35/00 (14) · CPC B64C2700/6256 (13) · CPC B64C39/08 (10) · CPC B64C33/02 (10) · CPC B64C2700/6214 (10) · CPC B64C2700/6281 (8) · CPC B64C3/54 (8) · CPC B64C2700/6212 (8) · CPC B64C11/006 (8)
First filing:
Citations from after 1930:
Number of text pages:
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