发明名称 Carpet underlay
摘要 Carpet underlay is a fleece material. Preferably, it is bound by heat and comprises 70 parts rayon and 30 parts undrawn polyester fibres. An adhesive is applied pointwise and a protective foil is applied, for removal before installation, when the adhesive side is applied to the floor.
申请公布号 DE1955322(A1) 申请公布日期 1971.05.06
申请号 DE19691955322 申请日期 1969.11.04
申请人 FA. CARL FREUDENBERG 发明人 BISCHOFF,DIETER,DR.
分类号 A47G27/04 主分类号 A47G27/04
代理机构 代理人
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