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Keywords from Image Description:
Polish Etype socket with an extra hole. en This kind of sockets is used to restrict access IT equipment Only standard plug with special key fits in it Used in Poland pl Ten typ gniazda umoliwia jedynie podczenie wtyczek doklejonym specjalnym kluczem Uywane np dla sprztu komputerowego Polska de Diese Steckdose erlaubt Anschlu nur