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Seesaw ruler / Office

Seesaw ruler

According to the principle of a seesaw,a fulcrum to the ruler,convenient for people to pick up a ruler,the paper will not fit and difficult to move,and affecting work efficiency,so that you can always squeeze the ruler in the hands,the ruler drag avoid handwriting is dry,the impact clean paper, to develop a habit of picking up down.

University

Guangzhou Academy of Fine Arts

Guangzhou Academy of Fine Arts
Guangzhou City, China

Ziyao Xu,
Guangzhou Academy of Fine Arts

Liyong Huang,
Guangzhou Academy of Fine Arts

Teng Guo,
Guangzhou Academy of Fine Arts

Jie Chen,
Guangzhou Academy of Fine Arts