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公开(公告)号:US2267606A
公开(公告)日:1941-12-23
申请号:US19888038
申请日:1938-03-30
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN
CPC classification number: H04B1/04 , H04W52/028 , Y02D70/00 , Y02D70/40
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公开(公告)号:US2067082A
公开(公告)日:1937-01-05
申请号:US67991633
申请日:1933-07-11
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN
IPC: H03C3/24
CPC classification number: H03C3/24
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公开(公告)号:US2170203A
公开(公告)日:1939-08-22
申请号:US5954236
申请日:1936-01-17
Applicant: RCA CORP
Inventor: LATIMER CHESTER W , FINCH JAMES L , CONKLIN JAMES W , EUGENE GOLDSTINE HALLAN
CPC classification number: H04L43/50
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公开(公告)号:US2333001A
公开(公告)日:1943-10-26
申请号:US39975441
申请日:1941-06-25
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN
IPC: F23Q7/00
CPC classification number: F23Q7/00
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公开(公告)号:US2180706A
公开(公告)日:1939-11-21
申请号:US10843436
申请日:1936-10-30
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN
IPC: G01K1/18
CPC classification number: G01K1/18
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公开(公告)号:US3327289A
公开(公告)日:1967-06-20
申请号:US28636663
申请日:1963-06-07
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN , HENRY WOLFF JACK , ARNOLD CHARLES G
IPC: G08B26/00
CPC classification number: G08B26/002
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公开(公告)号:US2278130A
公开(公告)日:1942-03-31
申请号:US27759339
申请日:1939-06-06
Applicant: RCA CORP
Inventor: EUGENE GOLDSTINE HALLAN
IPC: F23Q7/00
CPC classification number: F23Q7/00
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