Drilldown: Patents
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Patents > Supplementary to patent
:
Patent DE-1895-98580
or
Patent FR-1911-430455
& CPCs:
CPC B63H2001/122
& Number of text pages:
3-4 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 2 results in range #1 to #2.