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发明名称
Extensible bracelet clasp
摘要
申请公布号
US2129518(A)
申请公布日期
1938.09.06
申请号
US19350038594
申请日期
1935.08.30
申请人
A AND Z CHAIN COMPANY
发明人
DALO JOHN
分类号
A44C5/24
主分类号
A44C5/24
代理机构
代理人
主权项
地址
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