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发明名称
Dach.
摘要
申请公布号
CH203644(A)
申请公布日期
1939.03.31
申请号
CHD203644
申请日期
1938.06.27
申请人
KARRER,AUGUST
发明人
KARRER,AUGUST
分类号
E04D12/00
主分类号
E04D12/00
代理机构
代理人
主权项
地址
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