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发明名称
Multirelay electric timer
摘要
申请公布号
US2590926(A)
申请公布日期
1952.04.01
申请号
US19500142924
申请日期
1950.02.07
申请人
KELLOGG SWITCHBOARD AND SUPPLY COMPANY
发明人
JR. RICHARD P. BOYER,;BELLAMY JOHN L.
分类号
H04M3/12
主分类号
H04M3/12
代理机构
代理人
主权项
地址
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