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发明名称
Wire spring and spring seat construction
摘要
申请公布号
US2936825(A)
申请公布日期
1960.05.17
申请号
US19580737362
申请日期
1958.05.23
申请人
UNIVERSAL INCORPORATED
发明人
NEELY WILLIAM H.
分类号
A47C7/30
主分类号
A47C7/30
代理机构
代理人
主权项
地址
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