Drilldown: Patents
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Patents > Year filed:
1905
& Related to aircraft :
1908-12-31 or
Partially or
Yes or
None
& National tech categories :
FR 6.4 or
USPC 244/153R or
USPC 244/80
& Number of text pages:
3
& Number of claims:
1-2
Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.