Drilldown: Patents
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- Airplane (18)
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- Companies (480)
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- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2161)
- Publications (24571)
- Techtypes (2388)
Patents > Year granted:
1900
& Office
:
FR
or
GB
or
MX
& Application number
:
191020786D
or
stability
or
None
& Granted:
Yes
& National tech categories
:
GB 4 propel & steer
or
GB 4 propelling
or
USPC 244/3.23
& Citations from after 1930:
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- Timeline: Year filed
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- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
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