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经营范围
发明名称
Feuerfeste Ausmauerung, insbesondere für ölgefeuerte Kessel
摘要
申请公布号
DD47263(A1)
申请公布日期
1966.04.05
申请号
DD19630105368
申请日期
1963.11.29
申请人
发明人
HAKER FRITZ;NAPRAWNIK FRANZ;TARDEL WILFRIED
分类号
主分类号
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