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3483139
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Patent Grant
3483139
References
Source
Patent Number
3,483,139
Date Filed
Not available
Date Issued
Tuesday, December 9, 1969
54 years ago
CPC
H01B1/10 - sulfides
H01C7/042 - mainly consisting of inorganic non-metallic substances
US Classifications
252 - Compositions
338 - Electrical resistors
501 - Compositions: ceramic
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