O'CONNELL, Judge.
This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming that of the Primary Examiner who rejected, for lack of invention over the prior art, claims 24-26, 30, 31, and 33-36 of appellant's application for a patent on certain improvements in metallic doors for railway cars and the method of manufacturing them. No claims were allowed.
The references are: Murphy 1,506,026 Aug. 26, 1924; Eklind...
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