Drilldown: Patents

Jump to navigation Jump to search
Patents > CPCs : CPC B64C13/30 or CPC B64C2700/6274 & Number of claims: 4-20

Use the filters below to narrow your results.

Office:
Inventor country:
Applicant is inventor:
Tech fields:
airplane (13) · None (12) · propulsion (9) · Design (8) · propellers (8) · helicopter (7) · Frame (7) · Hybrid (7) · Ascension (6) · Construction (6) · heavier-than-air (4) · whole (4) · Control (3) · sustentation (3) · propeller (3)
Full specification filed date:
Granted:
Publication date:
Related to aircraft:
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

Showing below up to 36 results in range #1 to #36.

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


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