Drilldown: Patents
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Patents > Year granted:
1880 - 1889
& Office
:
DEG
or
ES
or
GB
or
MX
or
US
& Applicant type
:
1
or
None
& Granted:
Yes
& Number of text pages:
2-3 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 9 results in range #1 to #9.