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公开(公告)号:US2460145A
公开(公告)日:1949-01-25
申请号:US402648
申请日:1948-01-23
Applicant: GEN ELECTRIC
Inventor: PFUNTNER RICHARD A , D ENTREMONT FRANKLIN R
IPC: H01F29/10
CPC classification number: H01F29/10
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公开(公告)号:US3000222A
公开(公告)日:1961-09-19
申请号:US82485059
申请日:1959-07-03
Applicant: GEN ELECTRIC
Inventor: SULLIVAN GERALD L , PFUNTNER RICHARD A , LYNCH EDWARD E
CPC classification number: G01C21/16 , G01C21/18 , Y10T74/12 , Y10T74/1221
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公开(公告)号:US2669678A
公开(公告)日:1954-02-16
申请号:US28560452
申请日:1952-05-02
Applicant: GEN ELECTRIC
Inventor: PFUNTNER RICHARD A
IPC: G08C19/46
CPC classification number: G08C19/46
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公开(公告)号:US3538767A
公开(公告)日:1970-11-10
申请号:US3538767D
申请日:1968-12-04
Applicant: GEN ELECTRIC
Inventor: PUSTELL ROBERT A , PFUNTNER RICHARD A
CPC classification number: G01F1/80
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公开(公告)号:US3001163A
公开(公告)日:1961-09-19
申请号:US77497758
申请日:1958-11-19
Applicant: GEN ELECTRIC
Inventor: PFUNTNER RICHARD A , D ENTREMONT FRANKLIN R
IPC: H01F27/245
CPC classification number: H01F27/2455
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6.
公开(公告)号:US3509777A
公开(公告)日:1970-05-05
申请号:US3509777D
申请日:1967-10-18
Applicant: GEN ELECTRIC
Inventor: PFUNTNER RICHARD A
CPC classification number: G01C19/04 , Y10T74/1214
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公开(公告)号:US2405050A
公开(公告)日:1946-07-30
申请号:US58050445
申请日:1945-03-02
Applicant: GEN ELECTRIC
Inventor: PFUNTNER RICHARD A , WILSON ELEANOR D
IPC: G01C17/38
CPC classification number: G01C17/38
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