Drilldown: Patents
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Patents > Office
:
AT
or
DE
& Publication date:
1912
& CPCs
:
CPC B64C2700/6256
or
CPC B64C2700/6281
or
None
& Number of diagram pages:
None
& Number of figures:
None ![](/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)
![](/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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Use the filters below to narrow your results.
balloon (1) ·
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Showing below up to 3 results in range #1 to #3.