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经营范围
发明名称
Improvements in or relating to artificial stone
摘要
申请公布号
GB417224(A)
申请公布日期
1934.10.01
申请号
GB19340003418
申请日期
1934.02.02
申请人
ERNESTO REVELANT
发明人
分类号
E01C5/06
主分类号
E01C5/06
代理机构
代理人
主权项
地址
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