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发明名称
Rørgennemføringsbøsning.
摘要
申请公布号
DK86975(C)
申请公布日期
1959.03.02
申请号
DK19560001880
申请日期
1956.05.28
申请人
ELIN BOLL
发明人
ELIN BOLL
分类号
(IPC1-7):F06L
主分类号
(IPC1-7):F06L
代理机构
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