Home / Standards / GB/T 6256-1986 GB/T 6256-1986 Active Blank detail specification forindustrial heating triodes 工业加热三极管空白详细规范 (可供认证用) Standard Type GBT ICS 31.080.30 CCS L42 Status 现行 Issue Date 1986-04-14 Implementation 1987-04-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A