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发明名称
Circuit making and breaking device
摘要
申请公布号
US1974188(A)
申请公布日期
1934.09.18
申请号
US19320602981
申请日期
1932.04.04
申请人
MARTIN CURTIS J
发明人
MARTIN CURTIS J.
分类号
H01H61/06
主分类号
H01H61/06
代理机构
代理人
主权项
地址
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