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公开(公告)号:US2374205A
公开(公告)日:1945-04-24
申请号:US49341543
申请日:1943-07-03
Applicant: CONS ENG CORP
Inventor: HOSKINS EDMUND E
CPC classification number: H01J49/022 , H01J49/14
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公开(公告)号:US2423864A
公开(公告)日:1947-07-15
申请号:US47732043
申请日:1943-02-26
Applicant: CONS ENG CORP
Inventor: WASHBURN HAROLD W , HOSKINS EDMUND E
IPC: G01V1/18
CPC classification number: G01V1/181
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公开(公告)号:US2380439A
公开(公告)日:1945-07-31
申请号:US43792242
申请日:1942-04-06
Applicant: CONS ENG CORP
Inventor: HOSKINS EDMUND E , LANGMUIR ROBERT V
IPC: H01J49/02
CPC classification number: H01J49/022
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