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经营范围
发明名称
Separable slide fastener
摘要
申请公布号
US2228422(A)
申请公布日期
1941.01.14
申请号
US19390257902
申请日期
1939.02.23
申请人
CROWN FASTENER CORPORATION
发明人
THOMPSON GEORGE N.
分类号
A44B19/38
主分类号
A44B19/38
代理机构
代理人
主权项
地址
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