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发明名称
Safety switch apparatus
摘要
申请公布号
US2307383(A)
申请公布日期
1943.01.05
申请号
US19390284168
申请日期
1939.07.13
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
BOYNTON STANLEY E.;WATERS DANIEL V.
分类号
B23Q5/54
主分类号
B23Q5/54
代理机构
代理人
主权项
地址
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