
    October 10, 1980.
    429 A.2d 82
    Air-Shields Inc. v. Imed Corp., Appellant.
    Reargument Denied Jan. 13, 1981.
    Argued December 5, 1979.
    George D’Angelo, for appellant;
    John J. Barrett, Jr., for appellee.
    Before SPAETH, CAVANAUGH and O’KICKI, JJ.
    
    
      
       President Judge Joseph F. O’Kicki of the Court of Common Pleas of Cambria County, Pennsylvania, is sitting by designation.
    
   Order affirmed.  