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发明名称
摘要
申请公布号
JPS4427729(Y1)
申请公布日期
1969.11.19
申请号
JP19680026302U
申请日期
1968.04.01
申请人
发明人
分类号
A63H33/30;(IPC1-7):A63H33/30
主分类号
A63H33/30
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代理人
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