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发明名称
Arc horn
摘要
申请公布号
US1934518(A)
申请公布日期
1933.11.07
申请号
US19310535381
申请日期
1931.05.06
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
ANDERSON ARNOLD O.
分类号
H01H9/46
主分类号
H01H9/46
代理机构
代理人
主权项
地址
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