Pope Gosser China I Am Looking For Information Regarding Old China - Pope Gosser - LA BELLE Pattern?

I am looking for information regarding old China - Pope Gosser - LA BELLE pattern? - pope gosser china

We have a number of China, and you grab a piece with H-23 on the bottom (I do not know if it significata or not ... we wonder what year this trend occurs .. - I tried the Internet, but have to choose which show terrible and could not find any information
Thanks