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公开(公告)号:US2628831A
公开(公告)日:1953-02-17
申请号:US17018750
申请日:1950-06-24
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
CPC classification number: E05F15/643 , E05F15/635 , E05F15/668 , E05Y2201/434 , E05Y2201/674 , E05Y2600/46 , E05Y2900/106 , Y10T24/1451
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公开(公告)号:US1969419A
公开(公告)日:1934-08-07
申请号:US51119931
申请日:1931-01-26
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: E04H6/24
CPC classification number: E04H6/24
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公开(公告)号:US1838491A
公开(公告)日:1931-12-29
申请号:US49158030
申请日:1930-10-27
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: E05F15/14
CPC classification number: E05F15/643
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公开(公告)号:US1452566A
公开(公告)日:1923-04-24
申请号:US50761921
申请日:1921-10-14
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
CPC classification number: B62B3/0631 , B62B3/0625 , H01J13/18
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公开(公告)号:US2608163A
公开(公告)日:1952-08-26
申请号:US17363050
申请日:1950-07-13
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: B61C13/04
CPC classification number: B61C13/04
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公开(公告)号:US2245135A
公开(公告)日:1941-06-10
申请号:US30976839
申请日:1939-12-18
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: H01R41/00
CPC classification number: H01R41/00
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公开(公告)号:US2661405A
公开(公告)日:1953-12-01
申请号:US17362150
申请日:1950-07-13
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: WESTERN JAMES A
IPC: H01H13/18
CPC classification number: H01H13/18
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公开(公告)号:US2189447A
公开(公告)日:1940-02-06
申请号:US10265536
申请日:1936-09-26
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: B66D3/12
CPC classification number: B66D3/12 , B66D2700/023
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公开(公告)号:US1632571A
公开(公告)日:1927-06-14
申请号:US344425
申请日:1925-01-19
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: WATSON ARCHIBALD S
IPC: B66D1/22
CPC classification number: B66D1/22
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公开(公告)号:US2617365A
公开(公告)日:1952-11-11
申请号:US73072347
申请日:1947-02-25
Applicant: DETROIT HOIST AND MACHINE COMP
Inventor: MARTIN HENRY F
IPC: B61C13/04
CPC classification number: B61C13/04 , E05Y2201/434 , E05Y2600/46 , Y10S100/902
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