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发明名称
Universal flight instrument
摘要
申请公布号
US2292006(A)
申请公布日期
1942.08.04
申请号
US19400323516
申请日期
1940.03.12
申请人
SPERRY PRODUCTS, INC.
发明人
MCKAY WALTER
分类号
G01C17/00
主分类号
G01C17/00
代理机构
代理人
主权项
地址
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