Brief maintenance instructions, Type 12-AO-50 acid lead storage battery
Т93 Г-6/11 английский/Brief maintenance instructions : Type 12-AO-50 acid lead storage battery / USSR. Ministry of electrical industry.Brief maintenance instructions : Type 12-AO-50 acid lead storage battery / USSR. Ministry of electrical industry.Brief maintenance instructions : Type 12-AO-50 acid lead storage battery.[Μ./, [1956] ( ). - [1956]. - 8 с. ; 22 см см.Brief maintenance instructions : Type 12-AO-50 acid lead storage battery. [Μ., [1956] .Г-ав-344/USSR Ministry of chemical industry /