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2643199
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Information
Patent Grant
2643199
References
Source
Patent Number
2,643,199
Date Filed
Not available
Date Issued
Tuesday, June 23, 1953
70 years ago
CPC
H01L21/167 - Application of a non-genetic conductive layer
H01L21/02565 - Oxide semiconducting materials not being Group 12/16 materials
H01L21/02614 - Transformation of metal
US Classifications
427 - Coating processes
075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
252 - Compositions
257 - Active solid-state devices
502 - Catalyst, solid sorbent, or support therefor: product or process of making
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