Drilldown: Patents
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Patents > Year granted:
1918
& Office
:
BE
or
MX
or
NO
or
Other
& Inventor country
:
FR
or
HU
& National tech categories
:
AT 77d
or
HU V/h ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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control (1) ·
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Showing below up to 10 results in range #1 to #10.
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