Glider manufacturer SZD (Szybowcowy Zakład Doświadczalny - Glider Experimental Works) created in Bielsko-Biała in 1948 and was renamed to PZL-Bielsko in the 1990s. The main Polish producer of gliders, its products were exported to many countries. However, for most of its history it did not carry PZL name. Currently it is named Allstar PZL Glider Sp.z o.o. (from 2002).
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