Drilldown: Patents
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Patents > Year granted:
1920
& Inventor country
:
IT
or
NO
& Number of text pages:
3-20
& Number of diagram pages:
1 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/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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frame (2) ·
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whole (1) ·
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Showing below up to 3 results in range #1 to #3.