MEMORANDUM
DOOLING, District Judge.
Plaintiff sued for infringement of its Nichols and Garshelis patent, U. S. Patent No. 2,878,514, on an apparatus for curling plastic yarns — such as cellulose acetate yarn or polyvinylidine chloride yarn ("Saran") — to be used as hair on a doll's head. Defendant denied infringement, counterclaimed for a declaration of invalidity, and charged plaintiff with abuse of the patent, unfair competition in sending...
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