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经营范围
发明名称
Drive control including plural a.c. motors coupled to same shaft with d.c. braking
摘要
申请公布号
US3319142(A)
申请公布日期
1967.05.09
申请号
US19650469014
申请日期
1965.05.07
申请人
A. O. SMITH CORPORATION
发明人
GREPE FREDERICK YORKE
分类号
B66C13/26
主分类号
B66C13/26
代理机构
代理人
主权项
地址
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