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经营范围
发明名称
Variable speed and motion transmitting mechanism
摘要
申请公布号
US2218840(A)
申请公布日期
1940.10.22
申请号
US19390311740
申请日期
1939.12.30
申请人
FRANK BARBER
发明人
BARBER FRANK
分类号
F16H29/00
主分类号
F16H29/00
代理机构
代理人
主权项
地址
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