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发明名称
摘要
申请公布号
JPH077792(Y2)
申请公布日期
1995.03.01
申请号
JP19900129999U
申请日期
1990.11.30
申请人
发明人
分类号
A47B57/40;A47B57/42;(IPC1-7):A47B57/42
主分类号
A47B57/40
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代理人
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