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发明名称
Ski mat
摘要
申请公布号
US3415172(A)
申请公布日期
1968.12.10
申请号
US19650528323
申请日期
1965.12.03
申请人
SKI-MOR, INC.
发明人
HORTON JOHN P.;SOLLMANN ROBERT E.
分类号
E01C13/12
主分类号
E01C13/12
代理机构
代理人
主权项
地址
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