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经营范围
发明名称
Sofa bed lock
摘要
申请公布号
US2817100(A)
申请公布日期
1957.12.24
申请号
US19540471466
申请日期
1954.11.26
申请人
SIMMONS COMPANY
发明人
BRUIN ADRIAN DE
分类号
A47C17/23
主分类号
A47C17/23
代理机构
代理人
主权项
地址
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