Yantai Gem Chemicals Co., Ltd. Trademarks
Image Trademark
Filed: November 10, 2023
Isotopes for industrial purposes
Owned by: Yantai Gem Chemicals Co., Ltd.
Serial Number: 79384890
GEM
Filed: December 12, 2023
P-aminophenol; 2-naphthol; diphenylamine; acetanilide; phenylacetamide; hydroxylamine hydrochloride; methylnaphthylamine…
Owned by: Yantai Gem Chemicals Co., Ltd.
Serial Number: 79394076
