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发明名称
Valve-type insert
摘要
申请公布号
US3039641(A)
申请公布日期
1962.06.19
申请号
US19590853034
申请日期
1959.11.16
申请人
ROSAN ENGINEERING CORPORATION
发明人
ROSAN JOSE
分类号
F16L41/08
主分类号
F16L41/08
代理机构
代理人
主权项
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