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发明名称
Diaphragm pump
摘要
申请公布号
US2873687(A)
申请公布日期
1959.02.17
申请号
US19550507880
申请日期
1955.05.12
申请人
MALSBARY MANUFACTURING COMPANY
发明人
PRITCHARD CLARENCE L.
分类号
F04B43/00;F04B43/02
主分类号
F04B43/00
代理机构
代理人
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