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经营范围
发明名称
Valve mechanism with integral spring and cage member
摘要
申请公布号
US2950736(A)
申请公布日期
1960.08.30
申请号
US19560624133
申请日期
1956.11.23
申请人
EATON MANUFACTURING COMPANY
发明人
OLDBERG SIDNEY
分类号
F16K1/42
主分类号
F16K1/42
代理机构
代理人
主权项
地址
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