Electron source with microtip emissive cathodes
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United States of America Patent
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Mar 16, 1993
Grant Date -
N/A
app pub date -
May 31, 1991
filing date -
Jun 13, 1990
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Abstract
Electron source with microtip emissive cathodes having grating-like electrodes. These electrodes can either be cathode conductors (5) or grids (10). Specific application to the excitation of a display screen.
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