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经营范围
发明名称
Perfectionnements apportés aux joints formés entre des éléments ou blocs de constructions
摘要
申请公布号
FR1020149(A)
申请公布日期
1953.02.02
申请号
FRD1020149
申请日期
1950.06.13
申请人
发明人
BOUTET PIERRE-ALEXIS-EMILE-
分类号
E04B2/10
主分类号
E04B2/10
代理机构
代理人
主权项
地址
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