73667344
Jun 19, 1987
Jun 27, 1989
SPRING AND METALLIC RINGS IN THE NATURE OF GASKETS ADAPTED TO RESIST HEAT, MINERAL OILS, ABRASION, WEATHERING AND THE LIKE
Metal GoodsOIL SEALS, PACKINGS, GASKETS MADE OF VARIOUS TYPES OF SYNTHETHIC RUBBERS FOR USE IN AUTOMOBILES AND MOTORCYCLES
Rubber Goods