Membrane differential pressure gauge. Model 3506 (ДМ6), Mounting and operating manual
английский/Membrane differential pressure gauge. Model 3506 (ДМ6) : Mounting and operating manual / Moscow works "Manometer".Membrane differential pressure gauge. Model 3506 (ДМ6) : Mounting and operating manual / Moscow works "Manometer".Membrane differential pressure gauge. Model 3506 (ДМ6) : Mounting and operating manual.[M.]/, 1958 ( ). - 1958. - 14 с. : ил. ; 22 см см.Membrane differential pressure gauge. Model 3506 (ДМ6) : Mounting and operating manual. [M.], 1958 .Дифманометры ДМ6/nlr_sh1/Т6-46/"Manometr", zavod (Moscow)/