CAMPBELL, District Judge.
This is an action for the alleged infringement of patent No. 1,893,535 issued to Michael Kerin Buchanan, for ice cube pan lifter, granted January 10th, 1933, on an application filed September 28th, 1929.
The defendant interposed an answer raising the defenses of invalidity and noninfringement.
Claims Nos. 4, 13, 17 and 19 are relied upon.
Plaintiff has title to the patent in suit, and the notice required by law was...
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