Drilldown: Patents
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Patents > Applicant firm:
None
& IPCs:
None
& Family year:
1890 - 1899
& Number of text pages:
4-6
& Number of figures:
1-5 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 7 results in range #1 to #7.