中華人民共和國國家標準
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19520.14-2009
Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482.6 mm (19 in) series - Part 3-103: Keying and alignment pin 電子設備機械結構 482.6mm(19in)系列機械結構尺寸 第3-103部分:編碼鍵和定位銷
Issued Date:2009-03-19
Implemented Date:2009-12-01
Issued by:
The Standardization Administration of the People's Republic of China