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发明名称
摘要
申请公布号
DE8913027(U1)
申请公布日期
1991.03.07
申请号
DE19890013027U
申请日期
1989.11.05
申请人
PETZ, GUENTER, 8500 NUERNBERG, DE
发明人
分类号
A61C1/08;A61C17/02
主分类号
A61C1/08
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