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经营范围
发明名称
Perfectionnements apportés à la construction de cages d'escalier
摘要
申请公布号
FR1401316(A)
申请公布日期
1965.06.04
申请号
FR19640971579
申请日期
1964.04.20
申请人
BROCKHOUSE STEEL STRUCTURES LIMITED
发明人
分类号
E04F11/025
主分类号
E04F11/025
代理机构
代理人
主权项
地址
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