Drilldown: Patents
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- Airplane (18)
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- Patents (17544)
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- Publications (24562)
- Techtypes (2373)
Patents > Applicant firm:
None
& Applicant type
:
INDIV
or
А. Нейфельд
& Supplementary to patent:
Patent FR-1908-392672
& National tech categories
:
FR 6.4
or
USPC 244/153R
& IPCs
:
IPC B64C13/00
or
IPC B64C31/06
or
IPC B64C39/00 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.