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发明名称
VORRICHTUNG AM SCHUTZHELM MIT SCHALENFOERMIGEN OHRENSCHUETZERN
摘要
申请公布号
DE2706460(A1)
申请公布日期
1977.09.15
申请号
DE19772706460
申请日期
1977.02.16
申请人
BOETTGER,ERIK
发明人
BOETTGER,ERIK
分类号
A42B3/00;A42B3/16;A61F11/14;(IPC1-7):A61F11/02
主分类号
A42B3/00
代理机构
代理人
主权项
地址
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