发明名称 |
A LIGHT AND SOUNDPROOF COMPOSITE WALL PANEL |
摘要 |
<p>The present invention relates to a light and soundproof composite wall panel comprising for example two surface layers (1), therebetween at least two reinforced panel layers (3), with a core layer (4). Among the foregoing layers, including semicircle or polygon grouting joints (2) formed on the panel.</p> |
申请公布号 |
WO2005106149(A1) |
申请公布日期 |
2005.11.10 |
申请号 |
WO2004CN00426 |
申请日期 |
2004.04.29 |
申请人 |
YAN, CHENGLIN |
发明人 |
YAN, CHENGLIN;YANG, HUAIJUN |
分类号 |
E04B1/86;E04B1/90;E04C2/288;E04C2/296;(IPC1-7):E04B1/90 |
主分类号 |
E04B1/86 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|