GRAHAM, Presiding Judge.
The appellant has filed application in the United States Patent Office for a patent on alleged improvements in locks. A number of claims were allowed, but claim 30, which was copied from claim 9 of the patent to Shinn, No. 1,761,092, dated June 3, 1930, now reissue No. 17,936, was rejected by both the Examiner and the Board of Appeals upon the ground that appellant could not properly make said claim. The claim is as follows:
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