发明名称 |
CHAIR |
摘要 |
A chair is such that concave grooves recessed rearward and forward and oriented in an upward/downward direction are formed in front and rear surfaces of left and right side portions of a backrest, and portions of mounting members installed at both sides an optional member are engaged with the concave grooves to mount the optional member on the backrest.
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申请公布号 |
US2012205948(A1) |
申请公布日期 |
2012.08.16 |
申请号 |
US201013502988 |
申请日期 |
2010.10.19 |
申请人 |
OKUDA NAOYUKI;IZAWA SYOUICHI;OKAMURA CORPORATION |
发明人 |
OKUDA NAOYUKI;IZAWA SYOUICHI |
分类号 |
A47C7/62;A47C7/38;A47C7/54;A47C7/64 |
主分类号 |
A47C7/62 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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