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发明名称
Desk-set pencil holder
摘要
申请公布号
US1801310(A)
申请公布日期
1931.04.21
申请号
US19270232728
申请日期
1927.11.12
申请人
PEN DESK SET COMPANY
发明人
HEAGNEY WALTER
分类号
B43M99/00
主分类号
B43M99/00
代理机构
代理人
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