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发明名称
VALVE SYSTEM
摘要
申请公布号
US3552422(A)
申请公布日期
1971.01.05
申请号
USD3552422
申请日期
1968.09.04
申请人
FREDRICK E. MICHELSON;LESLIE A. RUNTON
发明人
FREDRICK E. MICHELSON;LESLIE A. RUNTON
分类号
F16K17/22;(IPC1-7):F16K43/00
主分类号
F16K17/22
代理机构
代理人
主权项
地址
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