Drilldown: Patents
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Patents > Applicant is inventor:
Yes
& Filing date:
1890 - 1899
& Application number
:
airfoil
or
hybrid
or
None
& Related to aircraft
:
.5
or
Yes
& CPCs
:
CPC B64B1/40
or
CPC B64C2700/6274
& Number of text pages:
1-2 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 6 results in range #1 to #6.