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公开(公告)号:US2975293A
公开(公告)日:1961-03-14
申请号:US48918455
申请日:1955-02-18
Applicant: DIAMOND POWER SPECIALITY
Inventor: KRUSE JR JOHN R , BURGESS LAURANCE D , STUMPF JOHN A
IPC: G01N21/89
CPC classification number: G01N21/89
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公开(公告)号:US2978537A
公开(公告)日:1961-04-04
申请号:US46495554
申请日:1954-10-27
Applicant: DIAMOND POWER SPECIALITY
Inventor: KRUSE JR JOHN R , HUDSON ROBERT S
CPC classification number: H04N5/165 , H04N5/2352
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公开(公告)号:US2845535A
公开(公告)日:1958-07-29
申请号:US44834954
申请日:1954-08-06
Applicant: DIAMOND POWER SPECIALITY
Inventor: KRUSE JR JOHN R
IPC: H04N5/06
CPC classification number: H04N5/06
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