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经营范围
发明名称
Vented valve
摘要
申请公布号
US2915224(A)
申请公布日期
1959.12.01
申请号
US19560613584
申请日期
1956.10.02
申请人
LINDEN H. CHANDLER
发明人
JR. RICHARD W. BEALL,
分类号
F16K24/04
主分类号
F16K24/04
代理机构
代理人
主权项
地址
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