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发明名称
Position comparator
摘要
申请公布号
US1817907(A)
申请公布日期
1931.08.11
申请号
US19260101844
申请日期
1926.04.13
申请人
THE SPERRY GYROSCOPE COMPANY, INC.
发明人
BASSETT PRESTON R.;MILLS CHESTER B.
分类号
G01S1/72
主分类号
G01S1/72
代理机构
代理人
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地址
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