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670142
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Information
Patent Grant
670142
References
Source
Patent Number
670,142
Date Filed
Not available
Date Issued
Tuesday, March 19, 1901
123 years ago
CPC
H01H43/32 - with timing of actuation of contacts due to electrolytic processes with timing of actuation of contacts due to chemical processes
H01G9/18 - Self-interrupters
US Classifications
361 - Electricity: electrical systems and devices
307 - Electrical transmission or interconnection systems
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