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经营范围
发明名称
Invalid bed
摘要
申请公布号
US2438093(A)
申请公布日期
1948.03.16
申请号
US19440565878
申请日期
1944.11.30
申请人
BENJAMIN V. KLAIN
发明人
MILLER ELWOOD A.
分类号
A61G1/02
主分类号
A61G1/02
代理机构
代理人
主权项
地址
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