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发明名称
SPRING ASSEMBLY
摘要
申请公布号
US3497880(A)
申请公布日期
1970.03.03
申请号
USD3497880
申请日期
1967.06.09
申请人
LEAR SIEGLER INC.
发明人
ERNST G. OTT
分类号
A47C7/28;(IPC1-7):A47C23/12;A47C23/00
主分类号
A47C7/28
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代理人
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