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经营范围
发明名称
Improvements in and relating to means for supporting reading matter over a bed or the like
摘要
申请公布号
GB934247(A)
申请公布日期
1963.08.14
申请号
GB19610033004
申请日期
1961.09.14
申请人
HARRY WEINBERG
发明人
分类号
A47B23/00
主分类号
A47B23/00
代理机构
代理人
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