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2280922
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Information
Patent Grant
2280922
References
Source
Patent Number
2,280,922
Date Filed
Not available
Date Issued
Tuesday, April 28, 1942
82 years ago
CPC
H01J31/40 - having grid-like image screen through which the electron ray passes and by which the ray is influenced before striking the output electrode
H01J31/48 - Tubes with amplification of output effected by electron multiplier arrangements within the vacuum space
US Classifications
315 - Electric lamp and discharge devices: systems
307 - Electrical transmission or interconnection systems
313 - Electric lamp and discharge devices
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