US D990,535 S
Drying box for 3D printing filaments
Dezhen Chen, Guangdong (CN); Yubo Shen, Guangdong (CN); Yi Yu, Guangdong (CN); and Yueyi Yu, Guangdong (CN)
Assigned to Shenzhen Chuanggou Technology Co., Ltd, Shenzhen (CN)
Filed by Shenzhen Chuanggou Technology Co., Ltd, Guangdong (CN)
Filed on Jun. 16, 2021, as Appl. No. 29/794,972.
Term of patent 15 Years
LOC (14) Cl. 15 - 09
U.S. Cl. D15—122
OG exemplary drawing
 
The ornamental design for a drying box for 3D printing filaments, as shown and described.