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发明名称
IMPROVEMENTS IN SKIS
摘要
申请公布号
GB9012631(D0)
申请公布日期
1990.07.25
申请号
GB19900012631
申请日期
1990.06.06
申请人
NORMAN, PAUL A
发明人
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主分类号
代理机构
代理人
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