00982nam0-22003251i-450-99000049211040332120071030121940.0000049211FED01000049211(Aleph)000049211FED0100004921120020821d1951----km-y0itay50------baengy-------001yy<<The >>design of switching circuitsby William Keister, Alistair E. Ritchie, Seth H. WashburnNew JerseyVan Nostrandc1951556 p.ill.24 cmBell telephone laboratories seriesCircuiti di commutazione621.317Keister,William26656Ritchie,Alistair E.26657Washburn,Seth H.294934ITUNINARICAUNIMARCBK99000049211040332110 E I 613461DINELDINELDesign of switching circuits332981UNINA