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发明名称
Procédé et matière pour étancher et isoler des matériaux de constructions perméables
摘要
申请公布号
FR760292(A)
申请公布日期
1934.02.20
申请号
FRD760292
申请日期
1933.09.05
申请人
发明人
OBERGFELL JEAN;GUTLIN HERMANN
分类号
C04B28/02
主分类号
C04B28/02
代理机构
代理人
主权项
地址
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