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发明名称
GUIDES FOR FORMING UNDERWATER CONNECTIONS
摘要
申请公布号
GB2069647(A)
申请公布日期
1981.08.26
申请号
GB19800005069
申请日期
1980.02.14
申请人
CONSTRUCTORS JOHN BROWN LTD
发明人
分类号
E21B33/038;E21B41/00;E21B41/10;(IPC1-7):F16L1/04
主分类号
E21B33/038
代理机构
代理人
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地址
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