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发明名称
METHOD OF COVERING BUILDING ROOFS WITH PANEL-LIKE ROOFING MEMBERS
摘要
申请公布号
PL127790(B1)
申请公布日期
1983.11.30
申请号
PL19780208315
申请日期
1978.07.11
申请人
发明人
分类号
C04B;E04D;E04D3/04;E04D7/00;(IPC1-7):E04D7/00
主分类号
C04B
代理机构
代理人
主权项
地址
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