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Leveling system for leveling instrument and leveling instrument
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Rotary workbench
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A kind of light channel structure and the laser level using the light channel structure
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A kind of Geoplane and a kind of method of angle measurement
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A kind of Geoplane and a kind of method of ranging
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Laser point projecting device
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A kind of Laser Measuring Barebone
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A kind of Laser Measuring Barebone
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Cross line laser
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Micromirror-based levelling instrument
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A kind of laser ranging system
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Measuring tool
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Laser level ruler
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Module structure and laser collimator with the structure
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Light splitting structure and laser demarcation device comprising same
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Light splitting module and laser demarcation device provided with light splitting module
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Laser instrument with rechargeable battery
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Charge control circuit and laser instrument provided with same
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Ventilating member for photoelectric instrument
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Fine tuning structure
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