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经营范围
发明名称
Variable speed transmission
摘要
申请公布号
US2181380(A)
申请公布日期
1939.11.28
申请号
US19360071608
申请日期
1936.03.30
申请人
POLLARD WILLARD L
发明人
POLLARD WILLARD L.
分类号
F16H15/38;F16H37/00;F16H37/08
主分类号
F16H15/38
代理机构
代理人
主权项
地址
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