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Digital map production system by checking geographic information and reference point location information
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System of updating data in numerical map with immediately correcting error
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A spatial image-drawing system for visualizing image by feature
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Image processing system for precise processing of aerial image data and images
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System for processing image enhanced degree of precision of reflection image
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Precision digital map making system through the synthesis of geographic information and coordinate information
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Image processing system for enhancement of the accuracy of air photograph
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Image drawing system
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Image processing system for precise sequential processing of aerial photographed image data
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Apparatus for preventing shock of tripod in geodetic survey
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Apparatus for measuring three dimensions position of underground construction
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Numerical map system with updating gps reference data
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Digital map modifying system of the underground facilities
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A synthetic imagery generation system for geographic feature
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Realtime edit display system in the image drawing unit of reference point information fot increasing mapping and precision
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Topography modification system by the confirmation for the reference point's location and geospatial data
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Device for measuring national level control point using equal distance survey in geodetic surveying
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KR20070070101A
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A contour input device and method thereof
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