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公开(公告)号:US1638973A
公开(公告)日:1927-08-16
申请号:US72294224
申请日:1924-06-28
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G01C22/00
CPC classification number: G01C22/00
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2.Driving mechanism for ships' instruments and other precision instruments 失效
Title translation: 船舶仪器和其他精密仪器的驱动机制公开(公告)号:US1530588A
公开(公告)日:1925-03-24
申请号:US61483423
申请日:1923-01-25
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: B63B49/00
CPC classification number: B63B49/00 , Y10T74/19874
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公开(公告)号:US1738808A
公开(公告)日:1929-12-10
申请号:US72294324
申请日:1924-06-28
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G01C17/00
CPC classification number: G01C17/00
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公开(公告)号:US1638970A
公开(公告)日:1927-08-16
申请号:US31939219
申请日:1919-08-23
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G01C21/20
CPC classification number: G01C21/20
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5.Escape mechanism for ships' instruments and other precision instruments 失效
Title translation: 船舶仪器和其他精密仪器的逃生机制公开(公告)号:US1540150A
公开(公告)日:1925-06-02
申请号:US61483623
申请日:1923-01-25
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G04B15/00
CPC classification number: G04B15/00
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公开(公告)号:US1738807A
公开(公告)日:1929-12-10
申请号:US61483923
申请日:1923-01-25
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G01C17/00
CPC classification number: G01C17/00
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公开(公告)号:US1638971A
公开(公告)日:1927-08-16
申请号:US61483823
申请日:1923-01-25
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: G01C21/20
CPC classification number: G01C21/20
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公开(公告)号:US1586432A
公开(公告)日:1926-05-25
申请号:US27374419
申请日:1919-01-29
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
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公开(公告)号:US2290787A
公开(公告)日:1942-07-21
申请号:US35442640
申请日:1940-08-27
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: H02G3/06
CPC classification number: H02G3/0658
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公开(公告)号:US1736064A
公开(公告)日:1929-11-19
申请号:US9136026
申请日:1926-03-01
Applicant: GEORGE WALKER
Inventor: GEORGE WALKER
IPC: F16H3/00
CPC classification number: F16H3/00 , F16H2712/08 , Y10T74/19172 , Y10T74/19372
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