Drilldown: Patents
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Patents > Inventor country
:
AU
or
DK
or
NL
& Publication date:
1900 - 1999
& IPCs:
IPC B64C23/00
& Citations from after 1930:
None
& Number of text pages:
4-13 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.