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经营范围
发明名称
ZWEITEILIGER KOLBENRING.
摘要
申请公布号
DE1764474(U)
申请公布日期
1958.04.03
申请号
DE195700G6731U
申请日期
1957.12.02
申请人
GOETZEWERKE FRIEDRICH GOETZE AKTIENGESELLSCHAFT
发明人
分类号
F16J9/20
主分类号
F16J9/20
代理机构
代理人
主权项
地址
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