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发明名称
Variable speed gear box without gear ratios
摘要
申请公布号
GB9408228(D0)
申请公布日期
1994.06.15
申请号
GB19940008228
申请日期
1994.04.26
申请人
BORN, WILLIAM G
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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