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发明名称
ELECTROMAGNETIC SWITCHING DEVICE
摘要
申请公布号
US3453569(A)
申请公布日期
1969.07.01
申请号
USD3453569
申请日期
1967.08.31
申请人
CUTLER HAMMER INC.
发明人
MARVIN E. OSTBY
分类号
H01H9/24;H01H50/22;(IPC1-7):H01H67/02
主分类号
H01H9/24
代理机构
代理人
主权项
地址
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