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发明名称
摘要
申请公布号
JPS54169090(U)
申请公布日期
1979.11.29
申请号
JP19780065168U
申请日期
1978.05.17
申请人
发明人
分类号
A63H3/52;A47G33/00;A63H33/42;(IPC1-7):A63H33/42
主分类号
A63H3/52
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代理人
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