Drilldown: Patents
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Patents > Office
:
DE
or
DK
or
JP
& Supplementary to patent
:
1
or
Patent DE-1910-249794
or
Patent GB-1908-4519
& Related to aircraft
:
1
or
DE 369478
& National tech categories
:
DE 77
or
DE 77h.2
or
DE 77h.5
& Number of claims:
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Showing below up to 1 result in range #1 to #1.