Size measurement device for the inner gate

The present invention relates to a measuring device for measuring the size of an inner gate, and more particularly to the size measuring device for an inner gate in which a horizontal frame and a vertical frame are provided, rails are installed on the horizontal frame and the vertical frame so that...

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Bibliographische Detailangaben
1. Verfasser: LEE, PAN DAE
Format: Patent
Sprache:eng ; kor
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