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发明名称
Speed-torque indicator
摘要
申请公布号
US2940038(A)
申请公布日期
1960.06.07
申请号
US19560590627
申请日期
1956.06.11
申请人
A. O. SMITH CORPORATION
发明人
PROBERT WALTER L.
分类号
G01P15/00;G01P15/16
主分类号
G01P15/00
代理机构
代理人
主权项
地址
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