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发明名称
COUPLING
摘要
申请公布号
GB8317831(D0)
申请公布日期
1983.08.03
申请号
GB19830017831
申请日期
1983.06.30
申请人
SPRINGALL, P D
发明人
分类号
F16L33/02;(IPC1-7):F16L33/14
主分类号
F16L33/02
代理机构
代理人
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