Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (964)
- Patents (17563)
- Person (2118)
- Publications (24564)
- Techtypes (2373)
Patents > Year filed:
1860 - 1869
& Office
:
GB
or
MX
& Applicant type:
None
& Granted:
Yes
& National tech categories
:
USPC 244/153R
or
USPC 244/30
or
None
& Cites these patents
:
1912
or
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Use the filters below to narrow your results.
Showing below up to 4 results in range #1 to #4.