This is one to look for it is in Harrice Miller, Costume Jewelry, p. 193, pictured with two other variants, unsigned, dated 1940s with guide price. Patent is reproduced below (scroll down); designer William B Weinstock of NYC, dated 1946
I'm a retiree, living the good life at the beach, or trying too. I have several hobbies, one of which is collecting vintage jewelry. After I have it for a while I sell, then try and replace with another more interesting piece.