Drilldown: Patents
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Patents > Granted:
Yes
& National tech categories :
FR 10.1 or
FR 6.2 or
USPC 244/22
& IPCs :
IPC B64C11/36 or
IPC B64C3/18 or
IPC B64C35/00
& First filing:
No
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Showing below up to 1 result in range #1 to #1.