Drilldown: Patents
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Patents > Filing date:
1911
& Publication date:
1900 - 1999
& IPCs
:
IPC B64B1/40
or
IPC B64B1/62
& Citations from after 1930:
None
& Number of text pages:
2 ![](/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 3 results in range #1 to #3.