Drilldown: Patents
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Patents > Office
:
CA
or
SE
& Supplementary to patent
:
Patent FR-1909-420322
or
Patent GB-1909-12556
or
None
& Assigned to:
None
& National tech categories
:
CA 115/27
or
USPC 244/3.23
& Number of text pages:
6-8 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 1 result in range #1 to #1.