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经营范围
发明名称
Snap acting device and electric switch
摘要
申请公布号
US2473970(A)
申请公布日期
1949.06.21
申请号
US19460693738
申请日期
1946.08.29
申请人
FIRST INDUSTRIAL CORPORATION
发明人
RICHE ARTHUR L.
分类号
H01H13/28
主分类号
H01H13/28
代理机构
代理人
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地址
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