73442280
Sep 2, 1983
Aug 5, 1986
BASE MATERIALS FOR PRINTED CIRCUIT BOARDS, ESPECIALLY, LAMINATES AND PREPREGS FOR MULTI-LAYER CIRCUIT BOARDS, MASS-LAMINATION LAMINATES, AND UNCLAD LAMINATES, AND SOLID INSULATING MATERIAL OF PLASTIC MATERIAL FOR ELECTRONIC PURPOSES, ESPECIALLY IN THE FORM OF BOARDS, SHEETS, AND PREFABRICATED PIECES FOR PRINTED CIRCUIT BOARDS
Rubber Goods