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发明名称
Improvements in convertible chair-beds
摘要
申请公布号
GB411042(A)
申请公布日期
1934.05.31
申请号
GB19330034442
申请日期
1933.12.07
申请人
FRIEDRICH BODENSTEDT
发明人
分类号
A47C17/13
主分类号
A47C17/13
代理机构
代理人
主权项
地址
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