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发明名称
SERVICE VALVE
摘要
申请公布号
US3543788(A)
申请公布日期
1970.12.01
申请号
USD3543788
申请日期
1968.08.23
申请人
JOHN W. MULLINS
发明人
JOHN W. MULLINS
分类号
F16L41/06;F25B41/00;(IPC1-7):F16K43/00;F16L41/04
主分类号
F16L41/06
代理机构
代理人
主权项
地址
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