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发明名称
Spring cushion construction
摘要
申请公布号
US2269732(A)
申请公布日期
1942.01.13
申请号
US19380204639
申请日期
1938.04.27
申请人
THE MURRAY CORPORATION
发明人
PARKER OTIS
分类号
B60N2/70
主分类号
B60N2/70
代理机构
代理人
主权项
地址
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