dana 77The Vz.77 was standardized in 1977 (hence the model 77) and was accepted into service in 1981 with a production that went on for Czechoslovakia and Poland, and then for export untilThe Vz.77 was standardized in 1977 (hence the model 77) and was accepted into service in 1981 with a production that went on for Czechoslovakia and Poland, and then for export until