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公开(公告)号:US2845540A
公开(公告)日:1958-07-29
申请号:US49218855
申请日:1955-03-04
Applicant: PHILIPS CORP
Inventor: JOZEF FRANKEN ADRIANUS JACOBUS , ADRIANUS VERHOEFF
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2.Regulating device for the correction of image defects of an electron-optical system 失效
Title translation: 用于校正电子 - 光学系统的图像缺陷的调节装置公开(公告)号:US3197635A
公开(公告)日:1965-07-27
申请号:US20491262
申请日:1962-06-25
Applicant: PHILIPS CORP
IPC: H01J37/153
CPC classification number: H01J37/153
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3.Specimen support for an electron microscope with means to rotate a circular specimen holder 失效
Title translation: 用于旋转圆形样品架的电子显微镜样品支架公开(公告)号:US3342994A
公开(公告)日:1967-09-19
申请号:US38658064
申请日:1964-07-31
Applicant: PHILIPS CORP
Inventor: JOZEF FRANKEN ADRIANUS JACOBUS , JACOB LANGERHORST
IPC: H01J37/20
CPC classification number: H01J37/20
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4.Device for compensating astigmatism in a magnetic electron lens 失效
Title translation: 用于补偿磁性电子透镜中散光的装置公开(公告)号:US2910603A
公开(公告)日:1959-10-27
申请号:US61376756
申请日:1956-10-03
Applicant: PHILIPS CORP
IPC: H01J37/141 , H01J37/153
CPC classification number: H01J37/141 , H01J37/153
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