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发明名称
COMBINATION CHECK VALVE AND SEAL
摘要
申请公布号
CA826075(A)
申请公布日期
1969.10.28
申请号
CAD826075
申请日期
申请人
HOUDAILLE INDUSTRIES
发明人
GORDON W. KAMMAN;ROLLIN D. RUMSEY
分类号
主分类号
代理机构
代理人
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