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经营范围
发明名称
Variable-speed transmission
摘要
申请公布号
US2399452(A)
申请公布日期
1946.04.30
申请号
US19430515079
申请日期
1943.12.21
申请人
SHAW LOUIS E
发明人
SHAW LOUIS E.
分类号
F16H9/16
主分类号
F16H9/16
代理机构
代理人
主权项
地址
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