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发明名称
MATTRESS CONSTRUCTION
摘要
申请公布号
US3623171(A)
申请公布日期
1971.11.30
申请号
USD3623171
申请日期
1969.11.17
申请人
SANFORD L. ARKIN
发明人
SANFORD L. ARKIN
分类号
A47C27/20;(IPC1-7):F16F3/10;A47C23/04;A47C27/22
主分类号
A47C27/20
代理机构
代理人
主权项
地址
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