Column hangs down straightness examines utensil
The utility model provides a column hangs down straightness examines utensil, includes stand, axle sleeve, support and branch kilsyth basalt, the axle sleeve cover is in on the stand, support fixed connection in the axle sleeve lateral surface, divide the kilsyth basalt to fix on the support, axle s...
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Format: | Patent |
Sprache: | chi ; eng |
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