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发明名称
PIPE JOINT DEVICE
摘要
申请公布号
US3560028(A)
申请公布日期
1971.02.02
申请号
USD3560028
申请日期
1968.12.30
申请人
MITSUI PETROCHEMICAL INDUSTRIES LTD.
发明人
MANABU OHBA
分类号
F16L33/18;F16L33/22;F16L37/05;(IPC1-7):F16L33/22
主分类号
F16L33/18
代理机构
代理人
主权项
地址
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