Drilldown: Patents
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Patents > Year filed:
1915
& Office
:
AU
or
DK
or
GB
or
IN
or
LU
& Inventor country:
US
& First filing
:
No
or
Yes
& Number of text pages:
3-5
& Number of figures:
6-8 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.