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KOUPY, FRANK was born 25 August 1910, received Social Security number 393-38-9409 (indicating Wisconsin) and, Death Master File says, died 5 October 1989
Source: Death Master File (public domain). Check
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KOUPY, IGNAC was born 19 November 1908, received Social Security number 395-36-5423 (indicating Wisconsin) and, Death Master File says, died February 1985
Source: Death Master File (public domain). Check
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KOUPY, JOSEPHINE was born 27 August 1884, received Social Security number 399-40-4838 (indicating Wisconsin) and, Death Master File says, died January 1967
Source: Death Master File (public domain). Check
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