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发明名称
Controlling mechanism
摘要
申请公布号
US2424551(A)
申请公布日期
1947.07.29
申请号
US19430505279
申请日期
1943.10.07
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
BROWN HENRY B.
分类号
H01H63/20;H02K7/065
主分类号
H01H63/20
代理机构
代理人
主权项
地址
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