This is a great looking pair of Vintage 1940's 1950's Copper Tone Fu Manchu Detective Shirt Studs, measuring approx. /8" X 5/8", and are marked only with a Patent No 2472958, which is a patent that was granted in 1949 to Jacob M. Oldak, a jewellery designer from Brooklyn, New York. These shirt studs are very reminescent of the 1940's 1950's movies featuring the Detective FU MANCHU! Neat Studs, please check out the matching cufflinks! Please check out all photos and ask any and all questions prior to looking, Thanks! Launched from my store - Powered by Highwire.com Track Page Views WithAuctiva's FREE CounterEvery buyer gets a MyStoreRewards invitation for cash back