Vintage 1940’s retailer Art Deco Coro Rhinestone Duette Brooch/Dress Clips Jewelry

Product Name: Vintage 1940’s retailer Art Deco Coro Rhinestone Duette Brooch/Dress Clips Jewelry
Silver tone with gorgeous white rhinestones. All stones original. One baguette is partially missing. Can be seen with magnification but not naked eye. Approx 2.5" long x 3/4” tall. There Patent number 1798867 which is a 1931 patent for one part of the fastening mechanism. Patent number 1852188 which is from 1940/1941. Signed Coro Duette on the back. This is in very good vintage condition. There are hinged levers on each side that when the pin is opened and the hinges pulled upward it exposes fur clips/dress clips and allows the two pieces to be used separately. Vintage Coro Rhinestone retailer Duette Brooch/Dress Clips, Art Deco, Pats. 1852188 & 1798867, 1940's.