Drilldown: Patents
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- Techtypes (2388)
Patents > Office
:
BE
or
ES
or
IN
or
NO
& Inventor country
:
BE
or
VN
& National tech categories
:
USPC 244/45R
or
None
& IPCs
:
IPC B64C31/06
or
None
& Number of figures:
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
None (1) ·
airplane (4) ·
airscrews (1) ·
ballonet (1) ·
Control (1) ·
Dirigibles (1) ·
Equilibrium (1) ·
gas (1) ·
gas pressure (2) ·
heavier-than-air (1) ·
helicopter (1) ·
hybrid (1) ·
lift (1) ·
motors (1) ·
propellers (2) ·
propulsion (1) ·
rarefaction (1) ·
Stability (2) ·
Steering (1) ·
Takeoff (1) ·
wings (1)
None (6) ·
Patent BE-1860-Schuchard-Bentzels (1) ·
Patent BE-1907-199348 (1) ·
Patent BE-1907-202697 (1) ·
Patent BE-1912-07-18 Joseph de Pierpont de Burnot (1) ·
Patent BE-1912-08-10 Joseph de Pierpont de Burnot (1) ·
Patent BE-1913-07-12 Joseph de Pierpont de Burnot (1) ·
Patent FR-1906-369855 (1)
Showing below up to 13 results in range #1 to #13.