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公开(公告)号:US1686518A
公开(公告)日:1928-10-09
申请号:US43059720
申请日:1920-12-14
Applicant: SPERRY GYROSCOPE CO LTD
Inventor: CROUSE GEORGE B
IPC: G01C19/38
CPC classification number: G01C19/38
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公开(公告)号:US1399005A
公开(公告)日:1921-12-06
申请号:US23991318
申请日:1918-06-14
Applicant: SPERRY GYROSCOPE CO LTD
Inventor: CROUSE GEORGE B
CPC classification number: H01J17/00 , H01J2893/0059 , H01T9/00
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公开(公告)号:US1370093A
公开(公告)日:1921-03-01
申请号:US28178319
申请日:1919-03-10
Applicant: SPERRY GYROSCOPE CO LTD
Inventor: CROUSE GEORGE B , MILLS ISAAC H
IPC: H05K9/00
CPC classification number: H05K9/002 , Y10T428/24289 , Y10T428/24628 , Y10T428/24636
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