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发明名称
TRAGETASCHE FUER FILTERATEMSCHUTZGERAETE.
摘要
申请公布号
DE1756599(U)
申请公布日期
1957.11.21
申请号
DE195700A0625U
申请日期
1957.09.27
申请人
AUERGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
主权项
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