| 摘要 |
1284617 Fishing floats TAY ENG TAK [trading as VENUS INDUSTRIAL PRODUCTS] 21 Dec 1970 60495/70 Heading A1A [Also in Divisions B5 and B7] A spherical fishing float having a central hole comprises sections 1 and 3 of expanded polystyrene, a section 2 of lower density polystyrene, and a dense outer skin 4. |
