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经营范围
发明名称
Gyroscopic instrument
摘要
申请公布号
US2603003(A)
申请公布日期
1952.07.15
申请号
US19470762293
申请日期
1947.07.21
申请人
THE SPERRY CORPORATION
发明人
BRADDON FREDERICK D.
分类号
G01C21/18
主分类号
G01C21/18
代理机构
代理人
主权项
地址
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