
    377 A.2d 1002
    Rutherford Electric Company v. Hyman et al., Appellants.
    Argued June 20, 1977.
    Donald F. Krank, with him Krank, Gross & Casper, for appellant;
    Alfred C. Alspach, with him David E. Alspach, for appellee.
   Judgment affirmed.  