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INST YADERNOI FIZ
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INST YADERNOI FIZ
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Application filed by INST YADERNOI FIZfiledCriticalINST YADERNOI FIZ
Priority to FR7209262ApriorityCriticalpatent/FR2175641B1/fr
Publication of FR2175641A1publicationCriticalpatent/FR2175641A1/fr
Application grantedgrantedCritical
Publication of FR2175641B1publicationCriticalpatent/FR2175641B1/fr
H01J21/06—Tubes with a single discharge path having electrostatic control means only
H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode