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经营范围
发明名称
Gyroscopic artificial horizon
摘要
申请公布号
US2603094(A)
申请公布日期
1952.07.15
申请号
US19440563065
申请日期
1944.11.11
申请人
THE SPERRY CORPORATION
发明人
WRIGLEY WALTER
分类号
G01C19/44
主分类号
G01C19/44
代理机构
代理人
主权项
地址
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