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发明名称
IMPROVEMENTS IN OR RELATING TO HYDRAULIC DIAPHRAGM PUMPS
摘要
申请公布号
GB1255164(A)
申请公布日期
1971.12.01
申请号
GB19680057699
申请日期
1968.12.04
申请人
FIRMA LEWA HERBERT OTT;HERBERT OTT
发明人
分类号
F04B43/00
主分类号
F04B43/00
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代理人
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