Sectional specification : display storage tubes ; german version en 111100 : 1991 分规范.显示存储管
2.
Blank detail specification : display storage tubes ; german version en 111101 : 1991 空白详细规范.显示存储管
3.
Specification for harmonized system of quality assessment for electronic components - blank detail specification - display storage tubes 电子元件质量评定体系规范.显示存储管空白详细规范