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发明名称
Variable speed power transmission mechanism
摘要
申请公布号
US1919218(A)
申请公布日期
1933.07.25
申请号
US19320590360
申请日期
1932.02.02
申请人
HAYES FRANK A
发明人
HAYES FRANK A.
分类号
F16H15/38
主分类号
F16H15/38
代理机构
代理人
主权项
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