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经营范围
发明名称
Convertible couch structure
摘要
申请公布号
US2314864(A)
申请公布日期
1943.03.30
申请号
US19390303781
申请日期
1939.11.10
申请人
SUPERIOR FELT & BEDDING CO.
发明人
BERGSTROM VICTOR JOHN
分类号
A47C17/17
主分类号
A47C17/17
代理机构
代理人
主权项
地址
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