Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (966)
- Patents (17614)
- Person (2143)
- Publications (24569)
- Techtypes (2381)
Patents > Filing date:
1900 - 1999
& Supplementary to patent
:
Patent GB-1909-8531
or
Patent GB-1911-29012
or
& Assigned to
:
Varioplane Company
or
None
& National tech categories
:
FR 5
or
FR 6.4
or
USPC 244/90R
& First filing:
No ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 5 results in range #1 to #5.