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经营范围
发明名称
Electric switchgear
摘要
申请公布号
US2218555(A)
申请公布日期
1940.10.22
申请号
US19360117827
申请日期
1936.12.28
申请人
ROSSMAN ALLEN M
发明人
ROSSMAN ALLEN M.
分类号
H02B11/167
主分类号
H02B11/167
代理机构
代理人
主权项
地址
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