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发明名称
METHOD AND APPARATUS FOR MAKING BLOCKS
摘要
申请公布号
GB1604661(A)
申请公布日期
1981.12.16
申请号
GB19770000643
申请日期
1978.05.22
申请人
CALIFORNIAN SCREEN BLOCKS LTD
发明人
分类号
B28B3/02;B28B13/02;B28B13/06;B28B15/00;(IPC1-7):B28B13/00
主分类号
B28B3/02
代理机构
代理人
主权项
地址
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