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发明名称
Electromagnet for switching devices
摘要
申请公布号
US2169551(A)
申请公布日期
1939.08.15
申请号
US19360093890
申请日期
1936.08.01
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
BAKER CLARENCE I.;JR. EMIL C. MUELLER,;REDMOND FREDERIC J.
分类号
H01H50/26
主分类号
H01H50/26
代理机构
代理人
主权项
地址
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