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发明名称
摘要
申请公布号
JPS4428545(Y1)
申请公布日期
1969.11.26
申请号
JP19640058177U
申请日期
1964.07.21
申请人
发明人
分类号
A47L23/26;A47L23/22;(IPC1-7):A47L23/22
主分类号
A47L23/26
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代理人
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