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发明名称
Spring fastener
摘要
申请公布号
US2318640(A)
申请公布日期
1943.05.11
申请号
US19400341197
申请日期
1940.06.18
申请人
TINNERMAN PRODUCTS, INC.
发明人
SIMMONDS OLIVER E.
分类号
F16B21/20;F16B37/02
主分类号
F16B21/20
代理机构
代理人
主权项
地址
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