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发明名称
Means for attaching buttons
摘要
申请公布号
US3210817(A)
申请公布日期
1965.10.12
申请号
US19620227449
申请日期
1962.10.01
申请人
JOSEPH FREED
发明人
FREED JOSEPH
分类号
A44B1/36
主分类号
A44B1/36
代理机构
代理人
主权项
地址
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