Drilldown: Patents
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Patents > Application number
:
car
or
None
& National tech categories
:
DE 77h.5
or
USPC 244/22
& CPCs
:
CPC B64C13/00
or
CPC B64C39/00
& First filing
:
No
or
Yes
& Number of text pages:
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Showing below up to 8 results in range #1 to #8.