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发明名称
SLANT FRONT EASEL
摘要
申请公布号
US3580536(A)
申请公布日期
1971.05.25
申请号
USD3580536
申请日期
1968.08.07
申请人
WINTHROP-ATKINS CO. INC.
发明人
GORDON E. NICHOLS
分类号
A47B23/04;(IPC1-7):A47B97/08
主分类号
A47B23/04
代理机构
代理人
主权项
地址
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