JACKSON, Associate Judge.
This is an appeal from a decision of the Board of Appeals of the United States Patent Office affirming that of the Primary Examiner rejecting, in view of the prior art, claims 58, 60 and 61 of an application for a patent for certain new and useful improvements in typewriting machines.
Ten claims of the application were allowed by the examiner.
Claim 60 illustrates the nature of the subject matter involved and reads as follows...
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