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发明名称
VALVE WITH FORCE APPARATUS TO OPPOSE AN APPLIED SUCTION FORCE
摘要
申请公布号
US3491794(A)
申请公布日期
1970.01.27
申请号
USD3491794
申请日期
1968.02.09
申请人
BIRD MACHINE CO.
发明人
EDWARD VERNON GARNER
分类号
F16K39/02;F16K51/02;(IPC1-7):F16K39/02
主分类号
F16K39/02
代理机构
代理人
主权项
地址
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