WUXI HENGCHENG SILICON INDUSTRY CO., LTD. Trademarks
HENGCHENG
Filed: November 25, 2020
Precipitated silica; sodium silicate; silicates; silicon
Owned by: WUXI HENGCHENG SILICON INDUSTRY CO., LTD.
Serial Number: 79306105
Image Trademark
Filed: November 25, 2020
Precipitated silica; sodium silicate; silicates; silicon
Owned by: WUXI HENGCHENG SILICON INDUSTRY CO., LTD.
Serial Number: 79306277
