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Levelling Ruler
UnknownModern
Zhenjing Traditional Woodwork Museum
Shanghai, China
Levelling ruler is a kind of measuring instrument which uses the principle of liquid level to directly show angular displacement by level bubbles. It can measure the deviation degree of relative horizontal position, vertical position and inclined position of measured surface.
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Details
- Title: Levelling Ruler
- Creator: Unknown
- Date Created: Modern
- Location Created: unknown
- Physical Dimensions: h 2.2, d 15.5, w 4.5 cm
- Medium: Pine
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