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经营范围
发明名称
Improvements relating to gyroscopic instruments
摘要
申请公布号
GB504913(A)
申请公布日期
1939.04.28
申请号
GB19370020944
申请日期
1937.07.28
申请人
SPERRY GYROSCOPE COMPANY INC.
发明人
分类号
G01C19/38
主分类号
G01C19/38
代理机构
代理人
主权项
地址
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