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发明名称
Switch operator for lamp tables
摘要
申请公布号
US2437809(A)
申请公布日期
1948.03.16
申请号
US19450630916
申请日期
1945.11.26
申请人
ENGELBRECHT HENRY C
发明人
ENGELBRECHT HENRY C.
分类号
H01H35/00
主分类号
H01H35/00
代理机构
代理人
主权项
地址
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