Józef Kosacki (Polish pronunciation: [ˈjuzɛf kɔˈsat͡ski]; born 21 April 1909 – died 26 April 1990) was a Polish professor, engineer, inventor, and an officer in the Polish Army during World War II. He is best known as the inventor of the Polish mine detector, the first portable mine detector, whose basic design has been in use with various armies for over 50 years.
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