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1969-08-19
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Arc-control chamber gear for two confined contact electrodes
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1987-03-28
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1991-03-06
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1975-06-10
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1965-12-21
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1987-05-12
Shield assembly of a vacuum interrupter
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1967-05-23
Vacuum-type circuit interrupter with arc-voltage limiting means
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Cell casing and hermetically sealed primary sodium-sulfur cell
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Pressure measuring arrangement for a vacuum circuit interrupter
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Method of assembling a shield assembly of a vacuum interrupter
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1971-04-20
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