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发明名称
CHECK VALVE
摘要
申请公布号
GB1260802(A)
申请公布日期
1972.01.19
申请号
GB19700008204
申请日期
1970.02.20
申请人
JOHN L. DORE COMPANY
发明人
GAIL WEST GRAVES;CLARENCE HAYGOOD HESTER
分类号
F16K15/04
主分类号
F16K15/04
代理机构
代理人
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地址
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