Drilldown: Patents
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Patents > Office
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ES
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& Publication date:
1900 - 1999
& CPCs:
CPC B64C3/00
& Family year:
1913 ![](/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.