73547791
Jul 15, 1985
Sep 9, 1986
BASE MATERIALS FOR PRINTED CIRCUIT BOARDS, ESPECIALLY, LAMINATES AND PREPREGS FOR MULTILAYER CIRCUIT BOARDS, MASS-LAMINATION LAMINATES, AND UNCLAD LAMINATES; AND SOLID INSULATING MATERIAL OF PLASTIC MATERIAL FOR ELECTRICAL PURPOSES, ESPECIALLY IN THE FORM OF BOARDS, SHEETS, AND PREFABRICATED PIECES
Rubber Goods