Ernst Wahliss Porcelain Mark Date

I have been trying to find a similar mark to those in the attached images with little luck

I see plenty Ernst Wahliss Vienna Shields and Turn crowns with EW

but not a shield with the EW monogram above is anyone able to provide a similar image or share details on where I maybe able to find out more about this Mark please with a view to dating items more accurately
any help greatly appreciated

best regards

AJ