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发明名称
SWITCH CONTROL DEVICE
摘要
申请公布号
CA380542(A)
申请公布日期
1939.04.04
申请号
CAD380542
申请日期
申请人
INTERNATIONAL METAL INDUSTRIES LIMITED
发明人
WILLIAM H. D. BROUSE
分类号
主分类号
代理机构
代理人
主权项
地址
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