If it’s an higher scenario “L” and a reduced scenario “c”, it’s for Louis C Marks who developed jewelry from the 40s. Nonetheless, this interpretation is less likely, as “JP” alone doesn’t generally signify a selected metallic normal. CN implies that the jewellery is made in China, While the letter https://mariojeuvq.liberty-blog.com/37118779/the-basic-principles-of-jp88