Drilldown: Patents
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Patents > Office
:
BE
or
DE
or
DEG
& Filing date:
1800 - 1899
& Application number:
None
& Supplementary to patent
:
Patent NO-1915-12-15 Carl Alfred Johansson
or
None
& Family year:
1881 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/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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Showing below up to 11 results in range #1 to #11.