Switch door instrument of electric power system switch ground sword mechanism case
The utility model discloses a switch door instrument of electric power system switch ground sword mechanism case, its characterized in that includes: a sleeve 1, the hole of the one end of sleeve 1 can be in by tight cover outside the hexagon nut of closing the door of mechanism's case chamber...
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Hauptverfasser: | , , , , , , , , , , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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