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2200846
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Information
Patent Grant
2200846
References
Source
Patent Number
2,200,846
Date Filed
Not available
Date Issued
Tuesday, May 14, 1940
84 years ago
CPC
H01J29/16 - Incandescent screens
H01J19/28 - Non-electron-emitting electrodes Screens
H01J2893/0013 - Sealed electrodes
Y10T29/301 - Method
US Classifications
029 - Metal working
313 - Electric lamp and discharge devices
427 - Coating processes
445 - Electric lamp or space discharge component or device manufacturing
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