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发明名称
Spring assembly and retaining means for the zigzag spring strips therefor
摘要
申请公布号
US2705527(A)
申请公布日期
1955.04.05
申请号
US19500183136
申请日期
1950.09.05
申请人
AMERICAN METAL PRODUCTS COMPANY
发明人
FLINT HYLAND C.;KIME SHARON E.
分类号
A47C7/30
主分类号
A47C7/30
代理机构
代理人
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