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发明名称
Electric switch
摘要
申请公布号
US1886153(A)
申请公布日期
1932.11.01
申请号
US19300468169
申请日期
1930.07.15
申请人
FRANCESCO PERROTTI
发明人
PERROTTI FRANCESCO
分类号
H01H33/22
主分类号
H01H33/22
代理机构
代理人
主权项
地址
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