Drilldown: Patents

Jump to navigation Jump to search
Patents > National tech categories: None & Number of text pages: 1-2 & Number of claims: 5

Use the filters below to narrow your results.

Office:
Inventors:
None (4) · Eleazer Kempshall (2) · Spencer Heath (2) · Anton Flettner (2)
Inventor country:
Applicant person:
None (9) · Spencer Heath (2) · Anton Flettner (2) · Eleazer Kempshall (2)
Applicant is inventor:
Tech fields:
airplane (11) · propeller (10) · None (8) · design (7) · frame (6) · control (6) · propellers (6) · subsystem (6) · propulsion (4) · stability (4) · marine (4) · LTA (4) · construction (4) · rudder (3) · airship (3) · steering (3) · fabric (3) · fuselage (3) · Aerodynamics (3)
Full specification filed date:
Application number:
None (24)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (7) · None (6) · Boult, Wade & Tennant (4) · Haseltine, Lake & Co. (4) · Phillipss (2) · Marks & Clerk (2) · Herbert Haddan & Co. (2) · W. P. Thompson & Co. (2) · Carpmael & Co. (2)
National tech categories: (Click arrow to add another value)
CPCs:
None (6) · CPC B64B1/00 (6) · CPC B64C13/00 (6) · CPC B64C2001/0063 (4) · CPC B64C1/00 (3) · CPC B64C35/00 (3) · CPC B64C3/00 (3) · CPC B64C2700/6256 (2) · CPC B64C2700/6235 (2) · CPC B64C11/20 (2) · CPC B64C3/42 (2) · CPC B64C11/06 (2) · CPC B64C11/04 (2) · CPC B64C11/006 (2) · CPC B64C1/08 (2) · CPC B64C39/00 (2) · CPC B64C11/36 (2) · CPC B64C2700/6228 (2) · CPC B64C11/343 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

Showing below up to 70 results in range #1 to #70.

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


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