DUFFY, Circuit Judge.
Armour brought this suit against Wilson for infringement of Thompson Patent No. 2,669,537 and Bunding Patent No. 2,669,536. The District Court held the Thompson patent invalid, and the Bunding patent invalid but not infringed. If the Thompson patent is valid, Wilson admittedly infringed it. The instant case was tried on defenses relating to the validity of the Thompson patent, and on this appeal we are concerned only with the Thompson patent...
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