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发明名称
Electromagnetic relay
摘要
申请公布号
US1779423(A)
申请公布日期
1930.10.28
申请号
US19250055688
申请日期
1925.09.11
申请人
AUTOMATIC ELECTRIC INC.
发明人
ERICKSON JOHN
分类号
H01H47/18;H01H50/74;H01H50/88
主分类号
H01H47/18
代理机构
代理人
主权项
地址
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