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经营范围
发明名称
Indicating device
摘要
申请公布号
US2464822(A)
申请公布日期
1949.03.22
申请号
US19430498765
申请日期
1943.08.16
申请人
THE SPERRY CORPORATION
发明人
MALLETT JOHN D.
分类号
G01S13/42
主分类号
G01S13/42
代理机构
代理人
主权项
地址
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