Drilldown: Patents
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Patents > Office
:
DE
or
UN
or
US
& National tech categories
:
USPC 244/22
or
USPC 244/3.23
or
USPC 446/35
& IPCs
:
IPC B64B1/00
or
IPC B64C3/00
or
IPC B64C33/02
& Number of diagram pages:
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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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
None (1) ·
Commercial Aerial Navigation Co (1) ·
Cyrus L. Buckwalter (1) ·
Frederick William Brearey (1) ·
Henry Shepley Booth (1) ·
Horace M. Bellows (1) ·
James Kreiter (1) ·
John Finlayson Mackenzie (1) ·
Paul Hochstrasser (1) ·
Paul Jamnitsky (1) ·
Percival V Wadleigh (1) ·
Wallace Atherton McCurd (1)
aerodrome (3) ·
airfoil (2) ·
airplane (1) ·
biplane (1) ·
clutch (1) ·
crankshaft (1) ·
flapping (5) ·
frame (1) ·
glider (2) ·
human powered (1) ·
landing (1) ·
LTA (1) ·
marine (2) ·
multiplane (1) ·
navigation (5) ·
parachute (1) ·
propeller (1) ·
propulsion (4) ·
rudder (1) ·
safety (1) ·
wing (1) ·
wings (1)
Showing below up to 12 results in range #1 to #12.