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经营范围
发明名称
SPOSOB ODWADNIANIA I UZYSKIWANIA WODY Z PARTII GOROTWORU ZAWIERAJACYCH ZASOBY WOD STATYCZNYCH I DYNAMICZNYCH
摘要
申请公布号
PL97797(B1)
申请公布日期
1978.03.30
申请号
PL19750177350
申请日期
1975.01.15
申请人
发明人
分类号
E21F16/00;(IPC1-7):E21F16/00
主分类号
E21F16/00
代理机构
代理人
主权项
地址
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