Drilldown: Patents
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Patents > Related to aircraft :
-1 or
.5 or
0? or
1 or
DE 369478 or
None
& National tech categories :
USPC 244/80 or
USPC 244/90R
& IPCs :
IPC B64C13/00 or
IPC B64C3/38 or
None
& Citations from after 1930:
3
& Number of figures:
13
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Showing below up to 1 result in range #1 to #1.
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