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发明名称
Light relay
摘要
申请公布号
US1977353(A)
申请公布日期
1934.10.16
申请号
US19310524872
申请日期
1931.03.24
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
QUARLES LAWRENCE R.
分类号
H01H47/24
主分类号
H01H47/24
代理机构
代理人
主权项
地址
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