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经营范围
发明名称
Electrical indicating system and apparatus
摘要
申请公布号
US2139440(A)
申请公布日期
1938.12.06
申请号
US19360100916
申请日期
1936.09.15
申请人
THE ANDERSON COMPANY
发明人
BODDY LEONARD
分类号
G01K5/62
主分类号
G01K5/62
代理机构
代理人
主权项
地址
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