McCORMICK, District Judge.
This is a suit in equity to restrain an alleged infringement of letters patent No. 1,574,222, of which plaintiff is assignee, and for an accounting. The defenses interposed are lack of invention and noninfringement.
The patent involves new and useful improvements in door and window bolts and the specifications state that the invention relates to bolts for fastening doors, window sashes, gates, and the like and especially to means...
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