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发明名称
Vorrichtung zum Schleifen der Sitzflaechen von Rohrleitungs- oder Kesselverschluessen
摘要
申请公布号
DE1075973(B)
申请公布日期
1960.02.18
申请号
DE1955D020332
申请日期
1955.04.28
申请人
DEWRANCE & CO. LIMITED
发明人
WIERZBICKI ALEXANDER
分类号
B24B15/00
主分类号
B24B15/00
代理机构
代理人
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