Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: Propellers & Patent agent: None

Use the filters below to narrow your results.

Inventor country:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (169) · 423792D (3)
Granted:
Supplementary to patent:
None (233) · Patent FR-1841-9265 (6) · Patent US-1909-970771 (5) · Patent BE-1909-214032 (5) · Patent GB-1908-4519 (5) · Patent FR-1910-423792 (3) · Patent FR-1908-404631 (3)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
HU V/h (100) · None (91) · FR 6.4 (38) · AT 77d (28) · BE K (27) · FR 6.2 (17) · FR 6.3 (12) · DE 77h.6 (9) · FR 6 (6) · DK 77 (4) · NL 62 (3) · IT 8 (3) · USPC 244/65 (2) · DK 65 (2) · AT 65b (2) · DE 77h.5 (2) · USPC 416/194 (2) · NL 62.6 (2)
IPCs:
None (282) · IPC B64C11/00 (10) · IPC B64C39/00 (10) · IPC B64C11/04 (6) · IPC B64C11/20 (6) · IPC B63H1/12 (5) · IPC B64B1/00 (5) · IPC B64C1/00 (5) · IPC B64C11/16 (5) · IPC B64C17/00 (4) · IPC B64C27/04 (3) · IPC B64D27/00 (3) · IPC B64D35/06 (2) · IPC B64C27/28 (2) · IPC B64C23/00 (2) · IPC B64C11/34 (2) · IPC B64C11/24 (2) · IPC B64C11/22 (2)
CPCs:
None (239) · CPC B64C39/00 (9) · CPC B64C11/006 (8) · CPC B64C11/16 (7) · CPC B64C11/04 (6) · CPC B64B1/00 (6) · CPC B64C11/20 (5) · CPC B63H1/12 (5) · CPC B64C13/00 (5) · CPC B64C2700/6295 (5) · CPC B63H1/26 (5) · CPC B64C17/00 (4) · CPC B64D27/00 (4) · CPC B64C11/48 (4) · CPC B63H1/20 (4) · CPC B64C11/343 (4) · CPC B64C23/005 (4)
First filing:
Citations from after 1930:
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)

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