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发明名称
LINE-TAPPING SERVICE VALVE
摘要
申请公布号
GB1201454(A)
申请公布日期
1970.08.05
申请号
GB19690010794
申请日期
1969.02.28
申请人
JOHN WILLIAM MULLINS
发明人
JOHN WILLIAM MULLINS
分类号
F16L41/06
主分类号
F16L41/06
代理机构
代理人
主权项
地址
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