Drilldown: Patents
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- Airplane (18)
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- Letters (683)
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- Patents (17546)
- Person (2112)
- Publications (24562)
- Techtypes (2373)
Patents > Filing date:
1890 - 1899
& IPCs
:
IPC B64B1/00
or
IPC B64C25/00
or
IPC B64C3/54
or
IPC B64C39/00
& Family year:
1897
& Citations from after 1930:
None
& Number of figures:
4-5 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.