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发明名称
Finger ring combination
摘要
申请公布号
US2507348(A)
申请公布日期
1950.05.09
申请号
US19470781238
申请日期
1947.10.21
申请人
PETERSON
发明人
PETERSON HENRY;GARDNER FRANK R.
分类号
A44C9/00
主分类号
A44C9/00
代理机构
代理人
主权项
地址
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