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发明名称
Button fastening device
摘要
申请公布号
US2061421(A)
申请公布日期
1936.11.17
申请号
US19360080930
申请日期
1936.05.21
申请人
PAUL FRIEDRICH
发明人
FRIEDRICH PAUL
分类号
A43C11/02
主分类号
A43C11/02
代理机构
代理人
主权项
地址
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