JSD are the makers initials
EP stands for electro-plate
I have a similar Hallmark on an antique watch chain, gilded
Matt Hall
WHAt does winda spoon mean
Electro plated in Korea.
It probably means that you have a spoon with a maker's hallmark on it. I'm not familiar with that particular hallmark but it's likely silver or at least sliver plated.
Electro Plated
Royal Dalton
The weight in grams of the spoon.
It's the ability of a liquid to 'coat the back of a spoon' or the act of coating a food.
They are most likely a manufacturers mark or perhaps a product serial number or sorts.
Spoon
Someone is coming