pressmasse or formmasse with ueberlegenen daempfungseigenschaften

摘要

1401260 Mattresses IDEMITSU KOSAN KK 19 June 1973 [19 June 1972] 29048/73 Heading A4M [Also in Division B5 and C3] Fig. 3 shows a mattresses comprising a foamed sheet 11 derived from a composition comprising a polethylene calcium sulphite, and having an average particle size of 100-500Á, a foaming agent and a cross-linking agent, the sheet having holes 14 at the centre of protuberances 12 and recesses 13 The sheet being laminated to soft polyurethane foamed sheets 16 and 17 and cloth covers 18 and 19.