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发明名称
摘要
申请公布号
FR2309178(B1)
申请公布日期
1977.10.14
申请号
FR19740025674
申请日期
1974.07.24
申请人
FRANCOLAM SA
发明人
分类号
A47C1/024;(IPC1-7):A47C1/02;A47C3/02
主分类号
A47C1/024
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代理人
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