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发明名称
Verfahren zur Färbung eines für Beschotterungszwecke geeigneten Baustoffes.
摘要
申请公布号
CH188821(A)
申请公布日期
1937.01.31
申请号
CHD188821
申请日期
1935.12.03
申请人
KOHLE- UND EISENFORSCHUNG G. M. B. H.
发明人
KOHLE- UND EISENFORSCHUNG G. M. B. H.
分类号
E01C7/04;E01C13/06
主分类号
E01C7/04
代理机构
代理人
主权项
地址
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