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经营范围
发明名称
Adjustable speed drive
摘要
申请公布号
US2315511(A)
申请公布日期
1943.04.06
申请号
US19400361925
申请日期
1940.10.19
申请人
LANDIS TOOL COMPANY
发明人
JR. ROBERT S. ELBERTY,
分类号
B23Q5/10;H02P7/34
主分类号
B23Q5/10
代理机构
代理人
主权项
地址
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