Drilldown: Patents

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

Use the filters below to narrow your results.

Office:
Inventor country:
Inventor location:
None (383) · Budapest (25) · Brussels (5) · Ixelles (5) · Région Bruxelles-Capitale (5) · Berlin (4) · New York (3) · Missouri (2) · Haute-Saône (2) · New York City (2) · New York county (2) · région wallonne (2) · Région flamande (2) · Antwerp (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (279)
Granted:
Supplementary to patent:
None (265) · Patent BE-1909-214032 (31) · Patent US-1909-970771 (8) · Patent FR-1841-9265 (6) · Patent GB-1908-4519 (6) · Patent FR-1911-430455 (5) · Patent HU-1901-24148 (3) · Patent DE-1907-214228 (3) · Patent US-1913-1087946 (3)
Related to aircraft:
Patent agent:
None (275) · A. Wunderlich & Cie, Ingénieurs-Conseils (38) · None (4) · Boult, Wade & Tennant (4) · Kirkpatrick (4) · Munn & Co. (3) · Duvinage (3) · E. et G. Bede (3) · Raclot (3) · Marks & Clerk (3)
National tech categories:
None (121) · HU V/h (96) · BE K (92) · AT 77d (27) · FR 6.3 (10) · FR 6.2 (8) · CH 129b (7) · FR 6 (7) · FR 6.4 (6) · CH 115 (4) · DK 77 (4) · USPC 244/233 (3) · IT 8 (3) · FR 5 (3)
IPCs: (Click arrow to add another value)
CPCs:
None (363) · CPC B64C13/00 (9) · CPC B64C11/48 (6) · CPC B63H1/12 (5) · CPC B64C11/006 (4) · CPC F04D29/384 (3) · CPC B64C11/36 (3) · CPC B64C39/005 (3) · CPC B64C23/005 (3) · CPC B64C27/006 (3)
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)

P


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