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2820122
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Information
Patent Grant
2820122
References
Source
Patent Number
2,820,122
Date Filed
Not available
Date Issued
Tuesday, January 14, 1958
66 years ago
CPC
H01H33/187 - comprising a hollow annular arc runner and a central contact between which a radially drawn arc rotates
US Classifications
218 - High-voltage switches with arc preventing or extinguishing devices
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