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发明名称
Propping device
摘要
申请公布号
GB313050(A)
申请公布日期
1930.05.22
申请号
GB19290016653
申请日期
1929.05.30
申请人
"OSIRIS" AKTIENGESELLSCHAFT ZUR VERWERTUNG VON ERFINDUNGEN
发明人
分类号
E02D17/08
主分类号
E02D17/08
代理机构
代理人
主权项
地址
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