Drilldown: Patents

Jump to navigation Jump to search
Patents > Inventor country : HU or NL or SE & Application number : flapping or wheels or None & Granted: Yes & Assigned to: None & Number of text pages: 1-2

Use the filters below to narrow your results.

Office:
Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (20) · frame (14) · propulsion (13) · Wings (12) · propellers (10) · design (10) · construction (9) · LTA (8) · lift (7) · propeller (7) · marine (6) · Aerodynamics (6) · balloon (6) · biplane (5) · kite (5) · flapping (5) · stability (4) · subsystem (4) · navigation (4)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted: (Click arrow to add another value)
Related to aircraft:
Assigned to: (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 71 results in range #1 to #71.

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


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