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公开(公告)号:US2946263A
公开(公告)日:1960-07-26
申请号:US30934552
申请日:1952-09-12
Applicant: IBM
Inventor: LAWRENCE BRUEHL
IPC: F41A27/30
CPC classification number: F41A27/30
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公开(公告)号:US2475329A
公开(公告)日:1949-07-05
申请号:US64468646
申请日:1946-02-01
Applicant: IBM
Inventor: WARD LEATHERS , LAWRENCE BRUEHL
IPC: F16H57/12
CPC classification number: F16H57/12 , F16H2057/121 , Y10T74/19623 , Y10T74/19633
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4.
公开(公告)号:US3015254A
公开(公告)日:1962-01-02
申请号:US63839445
申请日:1945-12-29
Applicant: IBM
Inventor: WARD LEATHERS , DI MONICO GEORGE S , LAWRENCE BRUEHL
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公开(公告)号:US2946316A
公开(公告)日:1960-07-26
申请号:US34045153
申请日:1953-03-05
Applicant: IBM
Inventor: LAWRENCE BRUEHL
IPC: F15B15/14
CPC classification number: F15B15/1433
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