![]() H01J2237/26- Electron or ion microscopes.H01J2237/00- Discharge tubes exposing object to beam, e.g.H01J37/28- Electron or ion microscopes Electron or ion diffraction tubes with scanning beams.H01J37/26- Electron or ion microscopes Electron or ion diffraction tubes.for the purpose of examination or processing thereof H01J37/00- Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g.H01J- ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS.systems in which the video signal is not broadcast H04N7/18- Closed-circuit television systems, i.e.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Siemens AG filed Critical Siemens AG Application granted granted Critical Publication of US3920890A publication Critical patent/US3920890A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Siemens AG Priority date (The priority date is an assumption and is not a legal conclusion. ![]() Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US481359A Inventor Karl-Heinz Muller Current Assignee (The listed assignees may be inaccurate. Google Patents Graphic display of raster scanning system output signalsÄownload PDF Info Publication number US3920890A US3920890A US481359A US48135974A US3920890A US 3920890 A US3920890 A US 3920890A US 481359 A US481359 A US 481359A US 48135974 A US48135974 A US 48135974A US 3920890 A US3920890 A US 3920890A Authority US United States Prior art keywords raster picture tube output signals scan time raster system Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3920890A - Graphic display of raster scanning system output signals US3920890A - Graphic display of raster scanning system output signals
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