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发明名称
Valve assembly
摘要
申请公布号
US2485915(A)
申请公布日期
1949.10.25
申请号
US19440530172
申请日期
1944.04.08
申请人
THE PARKER APPLIANCE COMPANY
发明人
PARKER ARTHUR L.
分类号
F16K5/04
主分类号
F16K5/04
代理机构
代理人
主权项
地址
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