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Combine Scale Ruler / Scale Ruler

Combine Scale Ruler

[Combine Scale Ruler]

A pen built-in scale ruler design.

1. A handy ball point pen inside a scale ruler.

2. A triangular grip of ergonomical design is handy for a long hour use.

University

Sangmyung University

Sangmyung University
Gyeonggi-do, South Korea

Design

Sangmyung University

Sangmyung University
Gyeonggi-do, South Korea

Wonkyung Jang