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经营范围
发明名称
BOX SPRING STRUCTURE
摘要
申请公布号
US3628201(A)
申请公布日期
1971.12.21
申请号
USD3628201
申请日期
1969.11.03
申请人
KAY MFG. CORP.
发明人
DANIEL KRAKAUER
分类号
A47C23/043;(IPC1-7):A47C23/04;A47C25/00
主分类号
A47C23/043
代理机构
代理人
主权项
地址
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