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KR20190041977A
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Apparatus of detachable jockey type
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Scaffold of various purposes
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Handrail apparatus for various purposes
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Supporting scaffold
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Automatic combination apparatus for panel
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Apparatus for preventing dropping
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Fixing apparatus for inclined plane
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Free connecting apparauts
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Safe stairs
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Foothold of angle-adjustable type
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Auto fixing apparatus and mehtod for scaffold
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Scaffold coupling apparatus
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Safety sheet unit
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