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发明名称
Насос со сквозным поршнем для откачки сырой нефти
摘要
申请公布号
SU38992(A1)
申请公布日期
1934.09.30
申请号
SU19300067265
申请日期
1930.03.29
申请人
VSEOBSHSHAYA KOMPANIYA ELEKTRICHESTVA
发明人
FRIDRIKH DITTS
分类号
F04B47/02
主分类号
F04B47/02
代理机构
代理人
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地址
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