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发明名称
Improvements in or relating to floors for ice rinks
摘要
申请公布号
GB512410(A)
申请公布日期
1939.09.01
申请号
GB19390011912
申请日期
1939.04.20
申请人
J. & E. HALL, LIMITED;ALEXANDER GORDON GUTHRIE
发明人
分类号
E01C13/10
主分类号
E01C13/10
代理机构
代理人
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地址
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