DAVIS, Circuit Judge.
This is an appeal from a decree of the District Court holding claim 1 of United States letters patent No. 1,543,963 valid and infringed.
The patent was issued June 30, 1925, on application of Julian N. Walton, to the Crane Packing Company, to which it was assigned by him for improvements in metallic packing principally used in condensers, evaporators, and the like. Claim 1 only is in issue which is for a metallic packing ring formed of...
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