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发明名称
Electric switch
摘要
申请公布号
US1781260(A)
申请公布日期
1930.11.11
申请号
US19280277030
申请日期
1928.05.11
申请人
EMIL WENZLAWSKI KARL
发明人
WENZLAWSKI KARL EMIL
分类号
H01H75/06
主分类号
H01H75/06
代理机构
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