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发明名称
Holder for sign characters
摘要
申请公布号
US1861599(A)
申请公布日期
1932.06.07
申请号
US19310524600
申请日期
1931.03.23
申请人
GSTALDER FRANCIS P
发明人
GSTALDER FRANCIS P.
分类号
G09F7/08
主分类号
G09F7/08
代理机构
代理人
主权项
地址
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