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发明名称
Gyrocompass
摘要
申请公布号
US1998948(A)
申请公布日期
1935.04.23
申请号
US19320641972
申请日期
1932.11.10
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
WITTKUHNS BRUNO A.;THOMPSON HERBERT H.
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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