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发明名称
PIPE JOINTS
摘要
申请公布号
GB1576573(A)
申请公布日期
1980.10.08
申请号
GB19780000527
申请日期
1978.01.06
申请人
SPUN CONCRETE LTD
发明人
分类号
E03F3/04;F16L21/02;(IPC1-7):F16L21/04
主分类号
E03F3/04
代理机构
代理人
主权项
地址
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