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经营范围
发明名称
Relief valve
摘要
申请公布号
US1868504(A)
申请公布日期
1932.07.26
申请号
US19270203346
申请日期
1927.07.05
申请人
STANDARD OIL COMPANY OF CALIFORNIA
发明人
KUHL JOHN
分类号
F16K17/194
主分类号
F16K17/194
代理机构
代理人
主权项
地址
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