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发明名称
Bed table and bookholder
摘要
申请公布号
US2485135(A)
申请公布日期
1949.10.18
申请号
US19470728137
申请日期
1947.02.12
申请人
BLUMENSTOCK ALBERT G
发明人
BLUMENSTOCK ALBERT G.
分类号
A47B23/02
主分类号
A47B23/02
代理机构
代理人
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地址
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