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发明名称
Wire extension means for spring structures
摘要
申请公布号
US2341015(A)
申请公布日期
1944.02.08
申请号
US19410392062
申请日期
1941.05.06
申请人
THE UNIVERSAL WIRE SPRING COMPANY
发明人
BLUMENSAADT SVEND G.;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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