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发明名称
Improvements in automatic electric switches and mounting accessories therefor
摘要
申请公布号
GB644650(A)
申请公布日期
1950.10.18
申请号
GB19480007952
申请日期
1949.03.16
申请人
J. A. CRABTREE & CO., LIMITED;WALTER EDWARD HILL
发明人
分类号
H02B1/40
主分类号
H02B1/40
代理机构
代理人
主权项
地址
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