Coro Vintage Hand Pins - Adolph KatzA charming pair of 1940s or 50s hand pins from Coro! *THIS LISTING IS FOR THE PINS ONLY. This beautiful "Friendship Set" hand design was patented in 1944 at a time when figurals like these were very stylish. These sweet and whimsical pins feature hands that are embellished with a jewelled bracelet and ring. The addition of long red fingernails adds to the glamour of these vintage pins. A beautiful design that was originally patented by Adolph Katz.