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经营范围
发明名称
Vibrating bed
摘要
申请公布号
US2668302(A)
申请公布日期
1954.02.09
申请号
US19490095437
申请日期
1949.05.26
申请人
EDWARD DENGROVE
发明人
DENGROVE EDWARD
分类号
A47D9/04
主分类号
A47D9/04
代理机构
代理人
主权项
地址
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