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发明名称
Stop light switch
摘要
申请公布号
US2127669(A)
申请公布日期
1938.08.23
申请号
US19370126481
申请日期
1937.02.18
申请人
ADAMS RALPH S
发明人
ADAMS RALPH S.
分类号
B62J6/04
主分类号
B62J6/04
代理机构
代理人
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