00751nam0-22002891i-450-99000028136040332120001010000028136FED01000028136(Aleph)000028136FED0100002813620001010d--------km-y0itay50------baitay-------001yyHandbook of Relay Switching Technique(par) J. Th. Appels, B.H. GeelsEindhovenPhilips1966X,321 p. ill. 23 cm537Appels,J. TH.Geels,B.H.ITUNINARICAUNIMARCBK99000028136040332104 043-44IRC 31/LDINCHDINCHUNINAING01