PRZEDSIĘBIORSTWO ELEKTRONICZNE SINUS JOANNA WISZNIEWSKA

26.30.Z - Manufacture of (tele)communication equipment

26.40.Z - Manufacture of electronic consumer products

26.51.Z - Manufacture of measuring, controlling, and navigation instruments

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

46.51.Z - Wholesale trade

46.52.Z - Wholesale trade

61.90.Z - Activities in other telecommunications fields

62.02.Z - Activities related to programming, IT consulting, and related activities

95.21.Z - Repair and maintenance of electronic equipment for general use