Gaff (bernard E., Linda K.) v. Gaf Corporation, Raymark Industries, Inc., Celotex Corp.,philip Carey Mfg. Co., Briggs Mfg. Co., And/or Panaconcorp., Keene Building Products Corp., Eagle-picher Ind.,inc., Owens Corning Fiberglas Corp., Owens Illinois, Inc.,fibreboard Corp., Combustion Engineering, Inc., Garlockinc., Anchor Packing Co., Standard Asbestos Mfg. Andinsulating Co., Flexitallic Gasket Corp, 888 F.2d 1379 (3d Cir. 1989)