Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (477)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17585)
- Person (2124)
- Publications (24566)
- Techtypes (2376)
Patents > Year filed:
1830 - 1839
& Applicant type :
COMPANY or
FIRM or
Other
& Related to aircraft:
Partially
& CPCs :
CPC B64C2700/6274 or
CPC B64C39/00 or
CPC F05B2260/74
& Family year:
1800 - 1899
& Citations from after 1930:
None
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Showing below up to 1 result in range #1 to #1.