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发明名称
Fastener
摘要
申请公布号
US2217249(A)
申请公布日期
1940.10.08
申请号
US19400325904
申请日期
1940.03.25
申请人
GEORGE FLOWER
发明人
FLOWER GEORGE
分类号
A41F1/00;F16B5/10
主分类号
A41F1/00
代理机构
代理人
主权项
地址
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