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A kind of corner block bolt fixing tool
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A kind of design method for staircase spiral section rack
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A kind of straight line ladder shell splicing process
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Adjustment fixture structure capable of realizing perpendicularity of welding with guide rails
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Novel foot plate structure for stairlift
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Locating welding tool for spiral guide rail
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Armrest installation structure for seat elevator
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Rotating mechanism for seat elevator
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Round pipe and round rod welding positioning tool
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A kind of tool structure for helical guideway location survey
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A kind of tool structure that can ensure reinforcement, support column and rail welding perpendicularity
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A kind of overspeed protection device for staircase
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Mounting structure for counterweight housings and counterweight wheels of goods elevator
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