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经营范围
发明名称
Infinitely variable friction transmission with conical planetary rollers
摘要
申请公布号
US2836994(A)
申请公布日期
1958.06.03
申请号
US19540453363
申请日期
1954.08.31
申请人
MAX WEBER
发明人
WEBER MAX
分类号
F16H15/52
主分类号
F16H15/52
代理机构
代理人
主权项
地址
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