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发明名称
Improvements in or relating to invalid bed tables
摘要
申请公布号
GB659508(A)
申请公布日期
1951.10.24
申请号
GB19490009840
申请日期
1949.04.12
申请人
JOHN MURRAY
发明人
分类号
A47B23/00
主分类号
A47B23/00
代理机构
代理人
主权项
地址
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