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发明名称
摘要
申请公布号
JPS6151236(B2)
申请公布日期
1986.11.07
申请号
JP19780126191
申请日期
1978.10.16
申请人
HITACHI LTD
发明人
SOMA AKIO
分类号
F28F21/08;F22G3/00;F28D7/06;F28D7/16
主分类号
F28F21/08
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