
    No. 79-644.
    No. 79-658.
    No. 79-659.
    No. 79-660.
    Ateliers Roannais de Constructions Textiles et al. v. Duplan Corp. et al.; Deering Milliken Research Corp. et al. v. Duplan Corp. et al.; Deering Milliken, Inc. v. Duplan Corp. et al.; and Duplan Corp. et al. v. Deering Milliken, Inc., et al.
   C. A. 4th Cir. Certiorari denied. Reported below: 594 F. 2d 979.  