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经营范围
发明名称
Moellon et brique à crochet : simple, double ou central
摘要
申请公布号
FR844665(A)
申请公布日期
1939.07.31
申请号
FRD844665
申请日期
1938.10.13
申请人
发明人
BERNARDI DE
分类号
E04B2/22
主分类号
E04B2/22
代理机构
代理人
主权项
地址
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