BLAND, Associate Judge.
The Examiner in the United States Patent Office denied all of appellants' claims in their application for a patent relating to Christmas tree lighting, on the ground that there was no invention therein over that shown in the prior art. The Board of Appeals affirmed the Examiner, and appeal has been taken to this court.
The application relates to an attachment for use in electrically lighting Christmas trees. The Board of Appeals, in...
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