WICHITA, Kan. — Wichita-based aircraft maker Hawker Beechcraft Corp. has begun issuing layoff notices, but is not disclosing several facts.head of the company statement Boisture had warned employees at home a correspondence end week of impending layoffs amid troubled earth economies.The company says generally of folks being laid rancid were notified Friday. Hawker Beechcraft has additional than 6,000 workers worldwide, as well as 4,700 arrived Wichita.