OPINION OF THE COURT
VAN DUSEN, Circuit Judge.
This is an appeal from a judgment in favor of defendants-appellees in a patent infringement action in which plaintiff-appellant's patent, U.S. Patent No. 3,022,701, was adjudged invalid as being reasonably obvious to one with ordinary skill in the art at the time of invention, within the meaning of 35 U.S.C. § 103.
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