Drilldown: Patents
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Patents > Office 
:
FR or
US
& National tech categories :
FR 6.4 or
USPC 244/45R or
USPC 416/116
& CPCs :
CPC B64C11/006 or
CPC B64C33/02
:
FR or
US
& National tech categories :
FR 6.4 or
USPC 244/45R or
USPC 416/116
& CPCs :
CPC B64C11/006 or
CPC B64C33/02 Use the filters below to narrow your results.
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Tech fields:
propulsion (47) ·
flapping (31) ·
Airplane (30) ·
wings (28) ·
Propellers (28) ·
design (25) ·
ornithopter (16) ·
None (16) ·
sustentation (14) ·
LTA (11) ·
navigation (10) ·
Lift (10) ·
frame (10) ·
control (9) ·
Orthopter (9) ·
aerodynamics (8) ·
hybrid (8) ·
Subsystem (8) ·
ascension (8) ·
HTA (7)
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Showing below up to 156 results in range #1 to #156.
