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发明名称
Balanced demand valve
摘要
申请公布号
US3343563(A)
申请公布日期
1967.09.26
申请号
US19630275444
申请日期
1963.04.24
申请人
THE FIREWEL COMPANY, INC.
发明人
JR. WILLIAM JAMES CARTER,
分类号
A62B9/02
主分类号
A62B9/02
代理机构
代理人
主权项
地址
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