LINDLEY, District Judge.
In No. 9383, plaintiff charged defendants with infringement of claims 3, 4, 6 and 7 of U. S. Letters Patent No. 1,888,234, and claims 1, 2 and 5 of Patent No. 1,960,276. The District Court held the challenged claims of the first patent invalid, and those of No. 1,960,276, valid and infringed. As to the latter patent, however, the court found and decreed that plaintiff was barred from maintaining his action because of unclean hands. Plaintiff...
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