Drilldown: Patents
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Patents > Year granted:
1890 - 1899
& Filing date:
1892
& CPCs
:
CPC B63H1/12
or
CPC B64B1/00
or
CPC B64B1/40
& Family year:
1800 - 1899
& Number of text pages:
2-3 ![](/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)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 4 results in range #1 to #4.