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GRACE A DE NOUVELLES TECHNOLOGIES EN MATIERE DE CIRCUITS INTEGRES: LE TELEPHONE A CLAVIER EST-IL POUR DEMAIN.WESSOLOWSKI H.1975; ELECTRON. MICROELECTRON. INDUSTR.; FR.; DA. 1975; NO 207; PP. 49-53Article

KEY TYPE TELEPHONE SYSTEMS AND THEIR VERSATILE APPLICATIONS.YAMATO N.1973; JAP. ELECTRON. ENGNG; JAP.; DA. 1973; NO 77; PP. 26-28Article

ELECTRONIC TELEPHONE SETS.BOERYD A.1974; ERICSSON REV.; SWED.; DA. 1974; VOL. 51; NO 1; PP. 2-12; BIBL. 6 REF.Article

SIEMENS TOPSET 100, EINE SERIE NEUER CHEF-FERNSPRECHANLAGEN = SIEMENS TOPSET 100, UNE NOUVELLE GAMME DE POSTES TELEPHONIQUES POUR DIRIGEANTS, REALISES SOUS FORME MODULAIREGIBIS F; PLOTZITZKA MH.1973; SIEMENS Z.; DTSCH.; DA. 1973; VOL. 47; NO 4; PP. 207-210Serial Issue

KONSTRUKTIVE LOESUNGEN IM FERNSPRECHAPPARAT CONSUL = SOLUTIONS CONSTRUCTIVES DANS LE POSTE TELEPHONIQUE CONSULRUZIC H.1980; FERNMELDE PRAXIS; DEU; DA. 1980; VOL. 57; NO 17; PP. 653-662Article

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DEVELOPMENT OF A SMALL-SIZE TELEPHONE SET USING INTEGRATED CIRCUITS = DEVELOPPEMENT D'UN APPAREIL TELEPHONIQUE DE PETITE TAILLE UTILISANT DES CIRCUITS INTEGRESMATSUDA R.1972; I.E.E.E. TRANS. COMMUNIC.; U.S.A.; DA. 1972; VOL. 20; NO 4; PP. 830-834; BIBL. 4 REF.Serial Issue

MODEL 701 P TELEPHONE SETNAEMURA A; TERAI M.1980; REV. ELECTR. COMMUNIC. LAB.; JPN; DA. 1980; VOL. 28; NO 9-10; PP. 863-877; BIBL. 7 REF.Article

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NEW TOUCH ACTUATOR BASED ON THE FOIL-ELECTRET PRINCIPLE = NOUVEL ACTIONNEUR A TOUCHES BASE SUR LE PRINCIPE FEUILLE METALLIQUE-ELECTRETSESSLER GM; WEST JE; WALLACE RL JR et al.1973; I.E.E.E. TRANS. COMMUNIC.; U.S.A.; DA. 1973; VOL. 21; NO 1; PP. 61-65; BIBL. 11 REF.Serial Issue

PUSHBUTTON UNIT FOR ELECTRON DIAL PULSINGWIKLUND G.1972; ERICSSON REV.; SWED.; DA. 1972; VOL. 49; NO 2; PP. 56-59; BIBL. 1 REF.Serial Issue

THE NEW TELECOMMUNICATION SERVICES IN TUMBA EXCHANGEDAHLIN S; KARGER KNAUST B; OLAUSSON G et al.1972; TELE, ENGL. ED.; SWED.; DA. 1972; VOL. 24; NO 1; PP. 76-84Serial Issue

AN EXTENDED COMPARISON OF TELEPHONE KEYING AND DIALLING PERFORMANCEPOLLARD D; COOPER MB.1978; ERGONOMICS; GBR; DA. 1978; VOL. 21; NO 12; PP. 1027-1034; BIBL. 4 REF.Article

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NEWLY DEVELOPED PUSHBUTTON DIAL FOR THE MODEL 601 P TELEPHONE SETNAKAZAWA H; OIKAWA H; YOSHITOSHI M et al.1982; REV. ELECTR. COMMUN. LAB.; ISSN 508535; JPN; DA. 1982; VOL. 30; NO 3; PP. 571-583; BIBL. 9 REF.Article

NEW SMALL DELUXE TELEPHONE SET.-MINI-PUSHPHONEKIMURA Y; MATSUDA R; TADATSU H et al.1972; JAP. TELECOMMUNIC. REV.; JAP.; DA. 1972; VOL. 14; NO 4; PP. 182-188; ABS. FR. ESP.; BIBL. 5 REF.Serial Issue

POSTE D'APPEL TELEPHONIQUE A MEMOIREMORA A; OTHMAN BEN ABDELOUAHED; EMMANUEL M et al.sdTOUTE ELECTRON.; FR.; DA. 12; NO 367; PP. 13-17; BIBL. 1 REF.Serial Issue

TYPE 10 ELECTRONIC TELEPHONE SETHARA H; YOKOYAMA H; TOMIMORI A et al.1981; NEC RES. DEV.; ISSN 0048-0436; JPN; DA. 1981; NO 63; PP. 67-73Article

FERNSPRECH-ENDGERAETE. ENTWICKLUNG UND NEUESTER STAND. = LE POSTE TELEPHONIQUE D'ABONNE, EVOLUTION ET DERNIERS PERFECTIONNEMENTSEBEL H; LEHMANN F.1977; SIEMENS TELEF. REP.; DTSCH.; DA. 1977; VOL. 13; NO 3; PP. 117-122; BIBL. 10 REF.Article

THE U76, AN ELECTRONIC TELEPHONE FOR BELGIUMTAYLOR M; DE VLEESCHOUWER A.1978; G.T.E. AUTOMAT. ELECTR. J.; USA; DA. 1978; VOL. 16; NO 6; PP. 229-232Article

MONITORING AND CONTROL USING THE SWITCHED TELEPHONE NETWORKLISS R.1972; INSTRUM. CONTROL SYST.; U.S.A.; DA. 1972; VOL. 45; NO 7; PP. 39Serial Issue

POLYGON 128, A DIGITAL MULTI-LINE TELEPHONE SYSTEMLINDEGAARD J; PEDERSEN BJ.1981; TELETECHNIK (ENGL. EDIT.); ISSN 0375-9970; DNK; DA. 1981; VOL. 25; NO 1-2; PP. 26-34Article

INTERRUPTED CURRENT-LOOP DIALLING FOR PUSHBUTTON TELEPHONESFASSER J; HODEMAEKERS AM.1980; ELECTRON. COMPON. APPL.; NLD; DA. 1980; VOL. 2; NO 3; PP. 175-189Article

INTERNATIONAL APPLICATIONS OF ELECTRONICS IN TELEPHONESTAYLOR M; DE VLEES CHOUWER A.1979; G.T.E. AUTOMAT. ELECTR. J.; USA; DA. 1979; VOL. 17; NO 3; PP. 102-108Article