发明名称 |
Carpet underlay comprising foamed scrap particles |
摘要 |
A carpet underlay and method of making same are provided wherein the carpet underlay comprises a layer of bonded scrap particles of flexible elastomeric foam and at lest another layer bonded against the layer of bonded scrap particles free of additional adhesive means between layers.
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申请公布号 |
US4037013(A) |
申请公布日期 |
1977.07.19 |
申请号 |
US19750629745 |
申请日期 |
1975.11.07 |
申请人 |
DAYCO CORPORATION |
发明人 |
SPRAGUE, GEORGE R. |
分类号 |
B32B5/16;D06M17/00;D06N7/00;(IPC1-7):B32B5/24;B32B5/30 |
主分类号 |
B32B5/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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