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发明名称
In einen Tisch umwandelbares Tablett
摘要
申请公布号
DE557034(C)
申请公布日期
1932.08.18
申请号
DED557034D
申请日期
1930.12.30
申请人
KARL OSTEN SCHAUMAN
发明人
分类号
A47B3/02;A47B3/091
主分类号
A47B3/02
代理机构
代理人
主权项
地址
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