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发明名称
摘要
申请公布号
JPS5237872(U)
申请公布日期
1977.03.17
申请号
JP19740142704U
申请日期
1974.11.27
申请人
发明人
分类号
B08B9/093;B08B3/02;B08B9/08;(IPC1-7):B08B9/08
主分类号
B08B9/093
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代理人
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