Drilldown: Patents
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Patents > Inventor country
:
HU
or
NL
or
US
& Applicant type
:
INDIV
or
None
& IPCs
:
IPC B64C13/00
or
IPC F28F21/04
& Number of claims:
3-4
& Number of diagram pages:
3 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.