Drilldown: Patents
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Patents > Year granted:
1830 - 1839
& Applicant type:
None
& Filing date:
1837
& Related to aircraft :
0.5 or
1852-08-14 or
Yes or
Other
& Citations from after 1930:
None
& Number of text pages:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.