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发明名称
MANUFACTURE OF CONCRETE ROOFING TILES
摘要
申请公布号
GB1577321(A)
申请公布日期
1980.10.22
申请号
GB19760004824
申请日期
1977.02.02
申请人
REDLAND ROOF TILES LTD
发明人
分类号
B28B1/00;B28B3/12;B28B5/02;B28B13/02;(IPC1-7):B28B13/02;B28B5/04;B28C5/14
主分类号
B28B1/00
代理机构
代理人
主权项
地址
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