Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Office : DE or US or None & Number of text pages: 2

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (80) · Propeller (69) · propulsion (65) · frame (58) · navigation (50) · airplane (43) · stability (33) · flapping (31) · balloon (29) · airfoil (28) · car (24) · None (23) · rudder (22) · helicopter (19) · kite (15) · parachute (15) · design (14) · whole (14) · safety (14)
Full specification filed date:
Application number:
None (192)
Granted:
Publication date:
Supplementary to patent:
None (289) · Patent DE-1904-173378 (3) · Patent CH-1905-33302 (2)
Related to aircraft:
Patent agent:
None (195) · Munn & Co. (11) · None (7) · R. S. & A. B. Lacey (5) · Victor J. Evans (4) · James L. Norris (3) · A. B. Willson & Co. (2) · H. C. Everett Co. (2) · Geo. H. Strong (2) · Church & Church (2) · Richardson (2) · C. A. Snow & Co. (2) · Howson and Howson (2) · B. Singer (2)
National tech categories:
None (49) · DE 77h (35) · DE 77h.5 (20) · DE 77h.4 (14) · DE 77h.15 (11) · DE 77h.6 (11) · USPC 244/72 (8) · USPC 244/22 (7) · USPC 244/66 (6) · USPC 244/45R (6) · DE 77h.10 (6) · USPC 244/73R (5) · USPC 244/63 (5) · DE 77h.9 (5) · USPC 244/6 (5)
IPCs:
None (201) · IPC B64B1/00 (15) · IPC B64C39/00 (14) · IPC B64C33/02 (9) · IPC B64C31/06 (7) · IPC B64C33/00 (5) · IPC B64C13/00 (5) · IPC B64B1/40 (4) · IPC B64B1/58 (4) · IPC B64B1/64 (4) · IPC B64C31/00 (4) · IPC B64B1/62 (3) · IPC B64C11/00 (3) · IPC A63H27/00 (3) · IPC B64C25/00 (3) · IPC B64B1/06 (3)
CPCs:
None (53) · CPC B64C33/02 (19) · CPC B64B1/00 (18) · CPC B64C23/005 (13) · CPC B64C11/006 (12) · CPC B64C11/48 (11) · CPC B64B1/58 (9) · CPC B63H1/12 (8) · CPC B64C2700/6295 (8) · CPC B64B1/40 (8) · CPC B64C39/005 (7) · CPC B64C27/82 (7) · CPC A63H27/08 (7) · CPC B64C13/00 (6) · CPC B64B1/64 (6) · CPC B64C17/00 (6) · CPC B64C39/08 (5) · CPC B64C11/065 (5) · CPC B64C11/001 (5)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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