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发明名称
摘要
申请公布号
JPS54116263(U)
申请公布日期
1979.08.15
申请号
JP19770177672U
申请日期
1977.12.28
申请人
发明人
分类号
C04B33/32;F27D3/12;(IPC1-7):F27D3/12
主分类号
C04B33/32
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