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2261348
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Information
Patent Grant
2261348
References
Source
Patent Number
2,261,348
Date Filed
Not available
Date Issued
Tuesday, November 4, 1941
82 years ago
CPC
H01L21/168 - Treatment of the complete device
H01L21/161 - Preparation of the foundation plate, preliminary treatment oxidation of the foundation plate, reduction treatment
US Classifications
257 - Active solid-state devices
205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
252 - Compositions
420 - Alloys or metallic compositions
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