Self-locking insulation operation device
The utility model discloses a self-locking insulation operating device, which comprises a self-locking frame, an insulation cover casing sleeved on the self-locking frame, and an operating rod arranged at the lower end of the self-locking frame and used for controlling the self-locking frame to tigh...
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Format: | Patent |
Sprache: | chi ; eng |
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