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发明名称
Loescheinrichtung zum Abloeschen brenender Schaechte
摘要
申请公布号
DE955405(C)
申请公布日期
1957.01.03
申请号
DE1953H016423
申请日期
1953.05.17
申请人
OTTO HELM
发明人
HELM OTTO
分类号
E21F5/02
主分类号
E21F5/02
代理机构
代理人
主权项
地址
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