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发明名称
Electrical indicator device
摘要
申请公布号
US3185979(A)
申请公布日期
1965.05.25
申请号
US19610161990
申请日期
1961.12.22
申请人
LEWIS ENGINEERING COMPANY
发明人
JACKMAN JOHN A.
分类号
G08B5/30
主分类号
G08B5/30
代理机构
代理人
主权项
地址
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