Drilldown: Patents
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Patents > Office
:
BE
or
GB
or
US
& Inventor country:
IT
& Supplementary to patent:
Patent BE-1913-255172
& National tech categories
:
BE K
or
USPC 244/22
or
USPC 244/3.23
or
USPC 244/30 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 3 results in range #1 to #3.