Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields : navigation or rotors & Number of text pages: 2-3

Use the filters below to narrow your results.

Office:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (178)
Granted:
Supplementary to patent:
None (302) · Patent FR-1902-328044 (4) · Patent CH-1899-18666 (3) · Patent FR-1907-377174 (3) · Patent AT-1912-75092 (3) · Patent US-1909-970771 (3)
Related to aircraft:
Patent agent:
None (135) · Munn & Co. (17) · None (9) · Armengaud jeune (8) · Victor J. Evans (8) · C. A. Snow & Co. (6) · Boult, Wade & Tennant (6) · Marks & Clerk (6) · Herbert Haddan & Co. (5) · Weismann et Marx (5) · R. S. & A. B. Lacey (4) · E. Blétry (4) · W. P. Thompson & Co. (4) · Lavoix et Mosès (4) · G. de Mestral et F. Harlé (4) · Ed. Wolf (3) · H. Bœttcher fils (3) · Charles Dony (3) · Haseltine, Lake & Co. (3) · Brandon frères (3)
National tech categories:
None (72) · FR 6.4 (68) · FR 6.3 (19) · DE 77 (18) · AT 77d (15) · DE 77h.5 (11) · USPC 244/30 (8) · DK 77 (8) · USPC 244/66 (8) · USPC 244/70 (8) · USPC 244/51 (7) · RU Group V (7) · USPC 244/25 (6) · USPC 244/90R (6) · USPC 244/13 (6) · USPC 244/93 (6)
IPCs:
None (199) · IPC B64B1/00 (48) · IPC B64C39/00 (16) · IPC B64B1/58 (11) · IPC CPC B64C13/00 (7) · IPC B64C13/00 (7) · IPC B64C3/38 (7) · IPC B64C33/00 (7) · IPC B64C3/52 (7) · IPC B64C33/02 (6) · IPC B64B1/62 (6) · IPC B64C17/00 (5) · IPC B64C11/00 (5) · IPC B64C23/00 (5) · IPC B64C9/00 (4) · IPC G01P3/36 (4) · IPC B64C1/00 (4)
CPCs:
None (90) · CPC B64B1/00 (60) · CPC B64C13/00 (32) · CPC B64C23/005 (22) · CPC B64C2700/6295 (14) · CPC B64C39/005 (13) · CPC B64C17/00 (13) · CPC B64C33/02 (11) · CPC B64B1/58 (10) · CPC B64C3/385 (10) · CPC B64C3/52 (9) · CPC B64C39/08 (7) · CPC B64C9/00 (7) · CPC B64C27/82 (6) · CPC B64B1/62 (6) · CPC B64C39/00 (6) · CPC B64C33/00 (6)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 250 results in range #1 to #250.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

P


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)