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发明名称
SPRING LOADED RECIPROCATING VALVE
摘要
申请公布号
CA575074(A)
申请公布日期
1959.04.28
申请号
CAD575074
申请日期
申请人
KEL-WIN MANUFACTURING COMPANY
发明人
ROBERT N. WINFREE
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主分类号
代理机构
代理人
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