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经营范围
发明名称
Variable speed mechanism
摘要
申请公布号
US1773490(A)
申请公布日期
1930.08.19
申请号
US19250045940
申请日期
1925.07.24
申请人
ARNOLD LARSEN LUDWIG
发明人
LARSEN LUDWIG ARNOLD
分类号
F16H3/08
主分类号
F16H3/08
代理机构
代理人
主权项
地址
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