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发明名称
摘要
申请公布号
NL7015223(A)
申请公布日期
1971.04.20
申请号
NL19700015223
申请日期
1970.10.16
申请人
发明人
分类号
A47K11/02;(IPC1-7):F23G3/02
主分类号
A47K11/02
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