Drilldown: Patents
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Patents > Office
:
BE
or
IT
& Supplementary to patent
:
Patent BE-1913-255172
or
Patent DE-1895-98580
or
Patent HU-1901-24148
& Family year:
1910 - 1919 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 3 results in range #1 to #3.