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发明名称
Control for variable-diameter pulley
摘要
申请公布号
US2184673(A)
申请公布日期
1939.12.26
申请号
US19370173354
申请日期
1937.11.08
申请人
JOHNSON CARL E
发明人
JOHNSON CARL E.
分类号
F16H9/12
主分类号
F16H9/12
代理机构
代理人
主权项
地址
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