WOODBURY, Circuit Judge.
This is an appeal from a judgment for the defendant in a suit for patent infringement. The issues raised are the validity, and, if valid, the infringement of claim 3 of a patent applied for by Carl G. Dreymann on May 17, 1934, and issued to the plaintiff-appellant as his assignee on February 18, 1936.
The Dreymann patent (No. 2,031,036) is for a "Composition of Matter and Method of Its Production." More specifically, it is for two...
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