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经营范围
发明名称
Writing desk, which can be converted into a bed
摘要
申请公布号
GB494868(A)
申请公布日期
1938.11.02
申请号
GB19380000311
申请日期
1938.01.05
申请人
ANTONI SAWICKI
发明人
分类号
A47C17/60
主分类号
A47C17/60
代理机构
代理人
主权项
地址
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