Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (967)
- Patents (17614)
- Person (2150)
- Publications (24570)
- Techtypes (2381)
Patents > Year granted:
1911
& Inventor country
:
CH
or
NL
or
US
& Applicant type:
INDIV
& National tech categories:
FR 6.4
& CPCs:
CPC B64C2700/6295
& First filing
:
Yes
or
None
& Citations from after 1930:
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Showing below up to 2 results in range #1 to #2.