Drilldown: Patents
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Patents > Office
:
DE
or
FI
or
GR
& National tech categories:
DE 77h
& CPCs
:
CPC B64B1/00
or
CPC B64C33/02 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 8 results in range #1 to #8.