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发明名称
STATIC ELECTRICITY INSTRUMENT HAVING AUDIBLE INDICATOR
摘要
申请公布号
CA492561(A)
申请公布日期
1953.05.05
申请号
CAD492561
申请日期
申请人
W. E. ANDERSON
发明人
RAYMOND C. WEBSTER
分类号
主分类号
代理机构
代理人
主权项
地址
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