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发明名称
Pocketbook
摘要
申请公布号
US1786896(A)
申请公布日期
1930.12.30
申请号
US19290412494
申请日期
1929.12.07
申请人
CONGER CLARENCE G
发明人
CONGER CLARENCE G.
分类号
A45C1/06
主分类号
A45C1/06
代理机构
代理人
主权项
地址
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