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摘要
申请公布号
JPS50158441(U)
申请公布日期
1975.12.27
申请号
JP19740071076U
申请日期
1974.06.17
申请人
发明人
分类号
F28F19/00;B04C5/14;B04C5/185;F24D3/02;F24D3/10;F24F5/00;F28F19/01;F28G13/00;(IPC1-7):F28G13/00
主分类号
F28F19/00
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代理人
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