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Transpunch / Office Supplies


Existing punches have difficulty of finding the correct location of making a hole.
'Transpunch' lets a user instinctively make hole at the correct location
he/she wants because it uses transparent material so that paper seen through such


Hongik University

Hongik University
Jochiwon, South Korea

Ki Sang Yoon


Hongik University

Hongik University
Jochiwon, South Korea

Kyu Bok Lee / Kyung hee University