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发明名称
VALVE
摘要
申请公布号
US3549121(A)
申请公布日期
1970.12.22
申请号
USD3549121
申请日期
1968.06.04
申请人
JACQUES H. MERCIER
发明人
JACQUES H. MERCIER
分类号
F16K1/30;F16K1/34;(IPC1-7):F16L29/00
主分类号
F16K1/30
代理机构
代理人
主权项
地址
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