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2179601
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Information
Patent Grant
2179601
References
Source
Patent Number
2,179,601
Date Filed
Not available
Date Issued
Tuesday, November 14, 1939
84 years ago
CPC
H01J17/50 - Thermionic-cathode tubes
US Classifications
332 - Modulators
313 - Electric lamp and discharge devices
315 - Electric lamp and discharge devices: systems
331 - Oscillators
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