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发明名称
摘要
申请公布号
JPS5097552(A)
申请公布日期
1975.08.02
申请号
JP19740002827
申请日期
1973.12.28
申请人
发明人
分类号
F24F7/013;B23K9/00;B23K9/12;B23K11/00;B23K11/10;B23K37/00;F24F13/18
主分类号
F24F7/013
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代理人
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