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经营范围
发明名称
Revêtement insonore pour salles d'auditions
摘要
申请公布号
FR945604(A)
申请公布日期
1949.05.10
申请号
FRD945604
申请日期
1947.04.23
申请人
发明人
EBERLE HENRY;POLES LUCIEN
分类号
E04B1/84;E04B1/86
主分类号
E04B1/84
代理机构
代理人
主权项
地址
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