PIOTR ŚWIĘCICKI: Książnica, Wydawnictwo, Dell

58.11.Z - Book publishing

10.31.Z - Processing and preserving of potatoes

10.32.Z - Manufacture of fruit and vegetable juice

18.11.Z - Printing of newspapers

23.41.Z - Manufacture of ceramic tableware and ornamental articles

23.49.Z - Manufacture of other ceramic products

26.20.Z - Manufacture of computers and peripheral equipment

26.30.Z - Manufacture of(tele)communication equipment

26.40.Z - Manufacture of consumer electronics

26.52.Z - Manufacture of watches and clocks

27.20.Z - Manufacture of batteries and accumulators

28.49.Z - Manufacture of other mechanical tools

30.11.Z - Manufacture of ships and floating structures

30.40.Z - Manufacture of military fighting vehicles

32.91.Z - Manufacture of brooms and brushes

36.00.Z - Water collection, treatment and supply

38.32.Z - Recovery of sorted materials

42.12.Z - Works related to construction of railways and underground railways

51.10.Z - Passenger air transport

63.91.Z - News agency activities