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发明名称
THE BACK OF CHAIR ANGLE ADJUSTMENT SYSTEM FOR OFFICE CHAIR
摘要
申请公布号
KR200174050(Y1)
申请公布日期
2000.03.02
申请号
KR19970031206U
申请日期
1997.11.03
申请人
DAESUNG CO., LTD
发明人
KIM, MYONG-CHOL
分类号
A47C3/026;(IPC1-7):A47C3/026
主分类号
A47C3/026
代理机构
代理人
主权项
地址
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