Drilldown: Patents
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Patents > Year granted:
1910 - 1919
& Office
:
CA
or
GB
or
IT
& Inventor country
:
US
or
None
& Publication date:
1900 - 1999
& Related to aircraft
:
0.5
or
Yes
& Citations from after 1930:
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Showing below up to 9 results in range #1 to #9.