Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields : ornithopter or propeller & Number of figures: 5

Use the filters below to narrow your results.

Office:
Inventors:
Thomas Augustus Dring (4) · Paul Petres (3) · Edward Smethurst (2) · Anthony O'Brate (2) · Spencer Heath (2)
Inventor country:
Applicant person:
None (16) · Paul Petres (3) · Edward Smethurst (2) · Spencer Heath (2) · Thomas Augustus Dring (2)
Applicant type:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (36)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (24) · None (4) · Munn & Co. (3) · Haseltine, Lake & Co. (2) · Alexander Denes (2) · Victor J. Evans (2) · Joshua R. H. Potts (2)
National tech categories:
None (27) · USPC 244/64 (6) · DE 77 (4) · USPC 244/22 (4) · AT 77d (3) · USPC 244/60 (3) · USPC 244/66 (3) · FR 6.4 (3) · USPC 244/45R (2) · USPC 244/51 (2) · USPC 244/30 (2) · USPC 244/17.21 (2) · RU Group V (2) · FR 6.3 (2) · FR 6.2 (2)
CPCs:
None (17) · CPC B64B1/00 (7) · CPC B64C11/006 (6) · CPC B64C33/02 (4) · CPC B64C11/48 (4) · CPC B64C39/08 (3) · CPC B64C39/005 (3) · CPC B64C2700/6295 (3) · CPC B64C23/005 (3) · CPC B64C27/82 (3) · CPC B63H5/10 (3) · CPC B64C9/00 (2) · CPC B64C31/04 (2) · CPC B64C33/00 (2) · CPC B64C27/54 (2) · CPC B63H1/04 (2) · CPC B64C27/04 (2) · CPC B64C2201/00 (2) · CPC B64C3/385 (2) · CPC B64U10/00 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

Showing below up to 91 results in range #1 to #91.

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


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