Drilldown: Patents
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Patents > Inventor country:
CH
& Related to aircraft
:
Yes
or
None
& National tech categories
:
FR 2
or
FR 6.4
& IPCs
:
IPC B64C1/00
or
IPC B64C3/54
or
IPC B64C33/02
or
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Showing below up to 2 results in range #1 to #2.