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发明名称
Control for stepping mechanism
摘要
申请公布号
US2630465(A)
申请公布日期
1953.03.03
申请号
US19510243383
申请日期
1951.08.24
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
BROWN HENRY B.
分类号
H01H67/06
主分类号
H01H67/06
代理机构
代理人
主权项
地址
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