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发明名称
Variable speed transmission device
摘要
申请公布号
US2928295(A)
申请公布日期
1960.03.15
申请号
US19560575801
申请日期
1956.04.03
申请人
ETIENNE BOULANGER
发明人
BOULANGER ETIENNE
分类号
F16H47/04;F16H61/46;F16H61/47
主分类号
F16H47/04
代理机构
代理人
主权项
地址
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