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two or more guns being arranged in a single vacuum space
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CPC
H01J3/06
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H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J3/00
Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
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H01J3/06
two or more guns being arranged in a single vacuum space
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last 30 patents
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Patent Grant
X-ray tube
Patent number
9,653,248
Issue date
May 16, 2017
Toshiba Electron Tubes & Devices Co., Ltd.
Tomonari Ishihara
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Charged particle beam emitting device and method for operating a ch...
Patent number
7,501,638
Issue date
Mar 10, 2009
ICT Integrated Circuit Testing Gesellschaft für Halbeiterprüftechnik mbH
Fang Zhou
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
3197715
Patent number
3,197,715
Issue date
Jul 27, 1965
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
ELECTRON BEAM DRAWING APPARATUS AND METHOD OF MANUFACTURING DEVICE
Publication number
20120288800
Publication date
Nov 15, 2012
Canon Kabushiki Kaisha
Jun ITO
B82 - NANO-TECHNOLOGY