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经营范围
发明名称
COLLAPSIBLE SECTIONAL BOOKCASE UNIT
摘要
申请公布号
US3592344(A)
申请公布日期
1971.07.13
申请号
USD3592344
申请日期
1968.12.26
申请人
NATIONAL BLANK BOOK CO. INC.
发明人
FRANK STANLEY SCHADE
分类号
A47B65/00;(IPC1-7):A47B63/00
主分类号
A47B65/00
代理机构
代理人
主权项
地址
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