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经营范围
发明名称
Fremgangsmaade til Fremstilling af Betonveje.
摘要
申请公布号
DK50621(C)
申请公布日期
1935.09.02
申请号
DKD50621
申请日期
1934.07.07
申请人
ALFRED HOLTER
发明人
ALFRED HOLTER
分类号
主分类号
代理机构
代理人
主权项
地址
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