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经营范围
发明名称
Artist's kit and easel support
摘要
申请公布号
US3378322(A)
申请公布日期
1968.04.16
申请号
US19660594225
申请日期
1966.11.14
申请人
RICHARD V. JOHNSON
发明人
JOHNSON RICHARD V.
分类号
A47B97/04
主分类号
A47B97/04
代理机构
代理人
主权项
地址
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