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Do you know Frank's phone mysteriously?
It was designed to solve the problem.
Scratch paper roll and pencil (or pen) were combined.
Replaceable roll of scratch paper are attached to the pencil rod.
And the paper notes some of the adhesive paste can be got anywhere.
Product Interaction Design
Eobang-dong, Gimhae-si, Gyeongnam, South Korea
Prof. Seung-ho YANG
Seo-gu, Incheon, South Korea