SPARKS, Circuit Judge.
This appeal is from a decree of the District Court holding United States patent No. 1,858,196 to Wermine, assigned by him to appellant, not infringed. This patent was issued May 10, 1932, on an application filed March 28, 1927. The accused device was covered by appellees' United States patent to Glade, No. 1,988,725, issued January 22, 1935, on an application filed August 5, 1929. The answer was non-infringement and invalidity, and the court...
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