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经营范围
发明名称
Cushion spring structure
摘要
申请公布号
US1889263(A)
申请公布日期
1932.11.29
申请号
US19310565572
申请日期
1931.09.28
申请人
REYNOLDS SPRING COMPANY
发明人
REED CLAIR S.
分类号
A47C27/04
主分类号
A47C27/04
代理机构
代理人
主权项
地址
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