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经营范围
发明名称
Alloy for electrical contacts
摘要
申请公布号
US1779603(A)
申请公布日期
1930.10.28
申请号
US19260091818
申请日期
1926.03.02
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
KINGSBURY EDWIN F.
分类号
H01H1/023
主分类号
H01H1/023
代理机构
代理人
主权项
地址
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