RICH, Judge.
This appeal is from a decision of the Patent Office Board of Appeals affirming the Examiner's rejection of the claims in Gilbert E. Calderwood's application serial No. 188,743, filed October 6, 1950, for a "Tie Rod Joint." The sole issue is whether the claimed subject matter is unobvious in view of the cited art.
Claim 11, which is representative, reads as follows:
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