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1.Electromagnetic forming apparatus having improved backing member of high strength and electrical resistance 失效
Title translation: 具有改进的高强度和电阻背衬构件的电磁成形装置公开(公告)号:US3321946A
公开(公告)日:1967-05-30
申请号:US41879264
申请日:1964-12-16
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B21D26/14
CPC classification number: B21D26/14
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2.Power supply for both hardening and electrical discharge machining workpieces 失效
Title translation: 供电两用和电动放料加工工作公开(公告)号:US3474214A
公开(公告)日:1969-10-21
申请号:US3474214D
申请日:1966-04-08
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
CPC classification number: B23H1/022
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公开(公告)号:US3231782A
公开(公告)日:1966-01-25
申请号:US5295460
申请日:1960-08-30
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B23H1/02
CPC classification number: B23H1/022
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公开(公告)号:US3213258A
公开(公告)日:1965-10-19
申请号:US19489962
申请日:1962-05-15
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B23H7/18
CPC classification number: B23H7/18
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公开(公告)号:US3213257A
公开(公告)日:1965-10-19
申请号:US4380560
申请日:1960-07-19
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B23H7/18
CPC classification number: B23H7/18
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公开(公告)号:US3517154A
公开(公告)日:1970-06-23
申请号:US3517154D
申请日:1966-09-15
Applicant: GEN MOTORS CORP
Inventor: SCARPELLI AUGUST F , FERGUSON MILLARD A , ROSS JOHN J
CPC classification number: B23H1/022
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7.Method of machining and hardening workpieces with electrical discharge machining apparatus 失效
Title translation: 用放电加工设备加工和加工工件的方法公开(公告)号:US3459916A
公开(公告)日:1969-08-05
申请号:US3459916D
申请日:1965-09-01
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
CPC classification number: B23K11/0013 , B23H1/00
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公开(公告)号:US3275788A
公开(公告)日:1966-09-27
申请号:US32539463
申请日:1963-11-21
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B23H1/00
CPC classification number: B23H1/00 , Y10T307/258 , Y10T307/297 , Y10T307/414 , Y10T307/445
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公开(公告)号:US3034057A
公开(公告)日:1962-05-08
申请号:US78727759
申请日:1959-01-16
Applicant: GEN MOTORS CORP
Inventor: FERGUSON MILLARD A
IPC: B23K11/24
CPC classification number: B23K11/248
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