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2630547
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Patent Grant
2630547
References
Source
Patent Number
2,630,547
Date Filed
Not available
Date Issued
Tuesday, March 3, 1953
71 years ago
CPC
H01J25/48 - Tubes in which two electron streams of different velocities interact with one another
US Classifications
315 - Electric lamp and discharge devices: systems
330 - Amplifiers
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