Drilldown: Patents
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Patents > National tech categories
:
DE 77
or
USPC 244/30
& CPCs:
CPC B64B1/00
& Number of figures:
7-10 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/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 11 results in range #1 to #11.