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经营范围
发明名称
Variable speed transmission
摘要
申请公布号
US2253921(A)
申请公布日期
1941.08.26
申请号
US19410396322
申请日期
1941.06.02
申请人
SPEED-JACK CORPORATION
发明人
SANT VICTOR H. VAN
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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GENETIC STRATEGY
