Drilldown: Patents
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Patents > Year filed:
1890 - 1899
& Office :
BE or
US
& Application number:
None
& Granted:
Yes
& Related to aircraft :
0.5 or
1909-11-30 or
DE 369478 or
Other
& Assigned to:
William R. Gray
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.