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发明名称
Adjustable finger ring
摘要
申请公布号
US2146272(A)
申请公布日期
1939.02.07
申请号
US19380201481
申请日期
1938.04.12
申请人
SKOOG JOSEPH E
发明人
SKOOG JOSEPH E.
分类号
A44C9/02
主分类号
A44C9/02
代理机构
代理人
主权项
地址
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