DB31/ 147-1994
Expanded polytetrafluoroethylene artificial trachea (English Version)

Standard No.

DB31/ 147-1994

Language

Chinese, Available in English version

Published By

Shanghai Provincial Standard of the People's Republic of China

Latest

DB31/ 147-1994

DB31/ 147-1994 history

• 1970 DB31/ 147-1994 Expanded polytetrafluoroethylene artificial trachea