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3227913
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Information
Patent Grant
3227913
References
Source
Patent Number
3,227,913
Date Filed
Not available
Date Issued
Tuesday, January 4, 1966
58 years ago
CPC
H01J23/065 - producing a solid cylindrical beam
H01J23/50 - the interaction circuit being a helix or derived from a helix
H01J25/38 - the forward travelling wave being utilised
US Classifications
315 - Electric lamp and discharge devices: systems
313 - Electric lamp and discharge devices
445 - Electric lamp or space discharge component or device manufacturing
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