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1.Magnetic core for electrical devices and method of making the same 失效
Title translation: 用于电气设备的磁芯及其制造方法公开(公告)号:US2286008A
公开(公告)日:1942-06-09
申请号:US34994240
申请日:1940-08-02
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
CPC classification number: H02K17/16 , H02K1/26 , H02K2201/06
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公开(公告)号:US2255493A
公开(公告)日:1941-09-09
申请号:US22286338
申请日:1938-08-03
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
IPC: H02K15/00
CPC classification number: H02K15/0012 , Y10T29/4544
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公开(公告)号:US1850726A
公开(公告)日:1932-03-22
申请号:US53888331
申请日:1931-05-20
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
IPC: H02K1/04
CPC classification number: H02K1/04
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公开(公告)号:US2269229A
公开(公告)日:1942-01-06
申请号:US17917237
申请日:1937-12-10
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
IPC: H01B3/50
CPC classification number: H01B3/50
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公开(公告)号:US2083395A
公开(公告)日:1937-06-08
申请号:US3610335
申请日:1935-08-14
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
IPC: H02K1/18
CPC classification number: H02K1/185 , Y10S164/10
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公开(公告)号:US2053162A
公开(公告)日:1936-09-01
申请号:US6449136
申请日:1936-02-18
Applicant: GEN ELECTRIC
Inventor: PFALZGRAFF ROSS M
IPC: H02K1/16
CPC classification number: H02K1/16
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