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经营范围
发明名称
Hourdis de planchers
摘要
申请公布号
FR898215(A)
申请公布日期
1945.04.13
申请号
FRD898215
申请日期
1943.09.21
申请人
发明人
JANOYER CHARLES-LOUIS-ABEU
分类号
E04B5/02
主分类号
E04B5/02
代理机构
代理人
主权项
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