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经营范围
发明名称
VERSTELLBARER GESTEINSTAUBSPERRENHALTER.
摘要
申请公布号
DE1940114(U)
申请公布日期
1966.06.08
申请号
DE196600SC259U
申请日期
1966.04.18
申请人
HEINRICH SCHAEFER
发明人
HEINRICH SCHAEFER
分类号
主分类号
代理机构
代理人
主权项
地址
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