Applicant: China People's Liberation Army Air Force General Hospital and China People's Liberation Army Air Force Unit 87333.
Address: West Yard, No.30 West Diaoyutai, Haidian District, Beijing
Inventors (designers): Lin Shide, Liu Huimin and Zhang Chuanxue.
Application number: 85 1073 10
Date of application: 1985- 10-08.