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发明名称
Double-diaphragm pump
摘要
申请公布号
US2877715(A)
申请公布日期
1959.03.17
申请号
US19540443121
申请日期
1954.07.13
申请人
TOKHEIM CORPORATION
发明人
RITTENHOUSE HOWARD E.
分类号
F04B43/02
主分类号
F04B43/02
代理机构
代理人
主权项
地址
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