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发明名称
Pompe à air à double effet
摘要
申请公布号
FR1051199(A)
申请公布日期
1954.01.13
申请号
FRD1051199
申请日期
1951.07.28
申请人
发明人
BOTHE OTTO
分类号
F04B33/00;F04B39/00
主分类号
F04B33/00
代理机构
代理人
主权项
地址
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