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经营范围
发明名称
Fastener with catch bars operated by pin and slot means
摘要
申请公布号
US3079829(A)
申请公布日期
1963.03.05
申请号
US19550530517
申请日期
1955.08.25
申请人
CHESTER DWIGHT H
发明人
CHESTER DWIGHT H.
分类号
B21J15/42;B25B31/00;F16B19/10;F16B35/06
主分类号
B21J15/42
代理机构
代理人
主权项
地址
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