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发明名称
Foldable clasp for wrist watch bands
摘要
申请公布号
US2429950(A)
申请公布日期
1947.10.28
申请号
US19460651118
申请日期
1946.03.01
申请人
EMMERICH WEBER
发明人
WEBER EMMERICH
分类号
A44C5/24;G04B37/14
主分类号
A44C5/24
代理机构
代理人
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