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发明名称
摘要
申请公布号
JPS4519023(Y1)
申请公布日期
1970.08.03
申请号
JP19650078303U
申请日期
1965.09.27
申请人
发明人
分类号
(IPC1-7):B03C3/12;B03C3/68;B03C3/74;F24F13/00
主分类号
(IPC1-7):B03C3/12
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