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发明名称
Verfahren zur Verdickung von bituminösen Emulsionen.
摘要
申请公布号
AT151958(B)
申请公布日期
1937.12.27
申请号
ATD151958
申请日期
1932.06.02
申请人
FIRMA PAUL LECHLER
发明人
分类号
主分类号
代理机构
代理人
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