Yugoslavian vintage ceramic saute pans

Vintage Yugoslavian ceramic saute pans. Probably Emo Celje from the 1960s. They nest together and handle is removable to attach on each. some wear as shown in pictures around edges, yellow pan has scratches and red pan has a couple pin dot size marks. they measure about 6 1/2 inches, 8 1/2 inches and 10 1/2 inches.