POPE, Circuit Judge.
This is an appeal from a judgment holding claims 7 to 11 inclusive of appellant's reissue patent No. 20,827, to be invalid.
The appellee General Motors Corporation, as plaintiff, filed its complaint against defendant, appellant Leishman, seeking a declaratory judgment that such claims of appellant's patent were invalid and not infringed by the automatic radio tuning devices manufactured by the appellee. The defendant put in issue the allegations...
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