CHESNUT, District Judge.
This is a patent infringement suit in equity in usual form. The defences are (1) the invalidity of the plaintiff's patents and (2) non-infringement. The defendant also sets up a counter claim based on alleged improper advertising by the plaintiff but it was not pressed.
In view of the extended findings of fact which have been made, this opinion will be limited to the dominant legal questions involved in the case.
The plaintiff...
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