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发明名称
Verfahren zur Herstellung fester Decken für Strassen, Eisenbahnoberbau und dergleichen.
摘要
申请公布号
CH139459(A)
申请公布日期
1930.04.30
申请号
CHD139459
申请日期
1929.02.27
申请人
HALBACH,KARL ALFRED
发明人
ALFRED HALBACH,KARL
分类号
主分类号
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