Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: propeller & National tech categories : RU Group V or None & Number of diagram pages: 1-2

Use the filters below to narrow your results.

Office:
Inventors:
None (8) · Spencer Heath (3) · Francis Alexander Barton (3) · Paul Petres (3) · Edward Smethurst (2) · Rupert John Isaacson (2) · Edward Joel Pennington (2) · Christian Lorenzen (2) · Josef Deixler (2) · Richard Czygan (2) · Andrew John Fredrikson (2) · André Gambin (2) · Alonzo Perry Bliven (2)
Inventor country:
Applicant person:
None (48) · Paul Petres (3) · Spencer Heath (3) · Christian Lorenzen (2) · Francis Alexander Barton (2) · Edward Smethurst (2) · Alonzo Perry Bliven (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (64) · 25723218 (2)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (27) · Haseltine, Lake & Co. (4) · W. D. Rowlingson (3) · Wheatley & Mackenzie (3) · None (3) · Marks & Clerk (3) · J. E. Evans-Jackson & Co. (2) · Phillipss (2) · Jensen & Son (2) · W. P. Thompson & Co. (2) · Armengaud jeune (2) · Alexander Denes (2) · Abel & Imray (2) · Edward Evans & Co. (2)
National tech categories: (Click arrow to add another value)
CPCs:
None (41) · CPC B64C11/006 (12) · CPC B64C11/48 (11) · CPC B63H1/12 (6) · CPC B64C11/065 (6) · CPC B64C11/04 (6) · CPC B64C27/54 (4) · CPC B64C11/36 (4) · CPC B64C23/005 (4) · CPC B63H1/04 (4) · CPC F05B2260/74 (3) · CPC B63H5/10 (3) · CPC Y10T29/49332 (3) · CPC B64C11/16 (3) · CPC B64B1/00 (3) · CPC B64D7/02 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 122 results in range #1 to #122.

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

P


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