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Image processing system that combines GPS information and aerial image
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Geographical information survey land data confirmation system by topography change
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Image drawing combining system for drawing an image
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A system for high precision editing air photograph of maintaining verticality
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Digital map modifying system of the underground facilities
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A system of making digital map using identification of gis and base point
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Electronics map manufacturing method of underground utilities using image drawing processing of composing system an aerial image and gps
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