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发明名称
AN EINEM GEMEINSAMEN GEHAEUSEKOPF BEFESTIGTE UND IN HINTEREINANDERSCHALTUNG DURCHFLOSSENE FILTERELEMENTE.
摘要
申请公布号
DE1744031(U)
申请公布日期
1957.05.02
申请号
DE195700K5150U
申请日期
1957.03.07
申请人
ALFRED KNECHT
发明人
ALFRED KNECHT
分类号
主分类号
代理机构
代理人
主权项
地址
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