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公开(公告)号:US3517460A
公开(公告)日:1970-06-30
申请号:US3517460D
申请日:1966-04-26
Applicant: DONALD R STEWART , STEWART INSTR CO
Inventor: STEWART DONALD R , KANE ELLIS D
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公开(公告)号:US3263668A
公开(公告)日:1966-08-02
申请号:US31472163
申请日:1963-10-08
Applicant: STRAUSS JR HERRY L
Inventor: STRAUSS JR HERRY L
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US2742891A
公开(公告)日:1956-04-24
申请号:US40229754
申请日:1954-01-05
Applicant: WISE KENNETH J
Inventor: WISE KENNETH J
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US2422220A
公开(公告)日:1947-06-17
申请号:US52091444
申请日:1944-02-03
Applicant: SUPER TOOL COMPANY
Inventor: EMIL BROCKER
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US1864658A
公开(公告)日:1932-06-28
申请号:US52902931
申请日:1931-04-10
Applicant: GEORGE MCCONNELL
Inventor: MCCONNELL ROBERT S
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US1849344A
公开(公告)日:1932-03-15
申请号:US30659228
申请日:1928-09-17
Applicant: ROSS MFG COMPANY
Inventor: BARTLETT WILLIAM D , DANIEL KELLEHER
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US1675804A
公开(公告)日:1928-07-03
申请号:US16483127
申请日:1927-01-31
Applicant: HOHNHORST FERDINAND J
Inventor: HOHNHORST FERDINAND J
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US1568912A
公开(公告)日:1926-01-05
申请号:US70892024
申请日:1924-04-25
Applicant: OLIN GUSTAF A
Inventor: OLIN GUSTAF A
IPC: B24B53/14
CPC classification number: B24B53/14
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公开(公告)号:US1537025A
公开(公告)日:1925-05-05
申请号:US35986920
申请日:1920-02-19
Applicant: J W MOORE MACHINE COMPANY
Inventor: CURRIER ARTHUR L
IPC: B24B53/14
CPC classification number: B24B53/14
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