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经营范围
发明名称
Collar stud and necktie retainer
摘要
申请公布号
US1889339(A)
申请公布日期
1932.11.29
申请号
US19310565308
申请日期
1931.09.26
申请人
ERNST WEISS
发明人
WEISS ERNST
分类号
A44B3/04
主分类号
A44B3/04
代理机构
代理人
主权项
地址
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