RICH, Acting Chief Judge.
This appeal is from so much of the decision of the Board of Appeals as affirmed the examiner's rejection of claims 15, 19, 20, and 21 of appellants' application serial No. 745,073, filed June 27, 1958, entitled "Well Logging."
The invention relates to a method of well logging of the acoustic or seismic type wherein the velocities of acoustic pulses passed through the rock formations surrounding a bore...
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