ROBB, Associate Justice.
Appeal from a decision of the Patent Office refusing certain claims of an application for patent covering capillary tubing, apparatus for making it, and the process. This tubing is used in fluid operated measuring instruments installed in automobiles and airplanes, and is said to eliminate, to a marked degree, the inaccuracies and inefficiencies hitherto common to such measuring instruments.
The Examiner, in a carefully prepared opinion...
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