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发明名称
摘要
申请公布号
FR2302719(B1)
申请公布日期
1978.05.19
申请号
FR19760006191
申请日期
1976.03.04
申请人
NIPPON FELT CO LTD
发明人
分类号
A61G7/02;(IPC1-7):61G7/02;61G9/00
主分类号
A61G7/02
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代理人
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