JB-T 7639.2-1994 继电器及其装置金属冷冲件 公差

K45JB/T7639.219941994-12-091995-06-01()111994-12-09JB/T7639.219941995-06-01()JB/T7639.219942JB/T7639.219943JB/T7639.219944JB/T7639.219945JB/T7639.219946JB/T7639.219947JB/T7639.219948JB/T7639.219949JB/T7639.2199410JB/T7639.21994JB/T7639.21994*2100044*88012301/16X/XXXX,XXX19XXXXX19XXXXX1XXXXXX.XXXXXXX