EDWARDS, Circuit Judge.
These two appeals resulted from a suit originally filed in 1957 in the United States District Court for the Eastern District of Michigan by the General Electric Company. General Electric sought a declaratory judgment establishing invalidity and General Electric's noninfringement of two patents held by Sciaky Bros., Inc., under license from Welding Research, Inc. Sciaky and Welding Research then filed a counterclaim claiming infringement of...
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