| 摘要 |
1508394 Heat activatable adhesive coated studs D SWAROVSKI & CO GLASSCHLEIFEREI 6 May 1976 [6 May 1975 15 April 1976] 18648/76 Heading B2E The underside of an ornamental stud 1 is coated with a heat activatable adhesive 2 which may penetrate into cut out portions. Suitable adhesives include polyamides, polyesters, epoxy resins, isocyanates and aminoplasts. Additives such as polyamides, ethyl cellulose and polyvinyl acetate may be included. |
