Drilldown: Patents
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Patents > Applicant firm:
Boughton Flying Machine
& Related to aircraft
:
.5?
or
Yes
& National tech categories
:
AT 77d
or
USPC 244/153R
or
USPC 244/91
& Number of diagram pages:
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.