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发明名称
PROCESS FOR PREPARING EARPLUGS OF SYNTHETIC FOAM
摘要
申请公布号
DE3262178(D1)
申请公布日期
1985.03.21
申请号
DE19823262178
申请日期
1982.02.27
申请人
REHAU PLASTIKS AG + CO
发明人
ROTHEMUND, KARL
分类号
(IPC1-7):A61F11/02
主分类号
(IPC1-7):A61F11/02
代理机构
代理人
主权项
地址
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