
    No. 73. No. 74. No. 75. No. 76. No. 77.
    United States v. Grinnell Corp. et al.; Grinnell Corp. v. United States; American District Telegraph Co. v. United States; Holmes Electric Protective Co. v. United States; and Automatic Fire Alarm Co. of Delaware v. United States.
    
      Denis G. Mclnemey for Grinnell Corp., Macdonald Flinn for American District Telegraph Co., Bud G. Holman for Holmes Electric Protective Co., and J. Francis Hayden for Automatic Fire Alarm Co. of Delaware, on the motion.
   Appeals from D. C. R. I. (Probable jurisdiction noted, 381 U. S. 910.) Motion for additional time for oral argument and for leave to have more than two attorneys participate in oral argument granted. One and one-half hours allotted to each side and four attorneys permitted to participate in oral argument for appellants.  