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发明名称
Improvements relating to bedsteads
摘要
申请公布号
GB636452(A)
申请公布日期
1950.05.03
申请号
GB19480025217
申请日期
1948.09.28
申请人
ARTHUR WILFRED DULSON
发明人
分类号
A47D7/02
主分类号
A47D7/02
代理机构
代理人
主权项
地址
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