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发明名称
Adjustable bedrest
摘要
申请公布号
US3392412(A)
申请公布日期
1968.07.16
申请号
US19670608798
申请日期
1967.01.12
申请人
JULIAN ROBERT AYMAR
发明人
AYMAR JULIAN ROBERT
分类号
A47C20/04
主分类号
A47C20/04
代理机构
代理人
主权项
地址
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