ES241428Y - Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas. - Google Patents

Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas.

Info

Publication number
ES241428Y
ES241428Y ES1979241428U ES241428U ES241428Y ES 241428 Y ES241428 Y ES 241428Y ES 1979241428 U ES1979241428 U ES 1979241428U ES 241428 U ES241428 U ES 241428U ES 241428 Y ES241428 Y ES 241428Y
Authority
ES
Spain
Prior art keywords
recognize
status
circuit arrangements
telephone centers
evaluate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES1979241428U
Other languages
English (en)
Other versions
ES241428U (es
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to ES1979241428U priority Critical patent/ES241428Y/es
Publication of ES241428U publication Critical patent/ES241428U/es
Application granted granted Critical
Publication of ES241428Y publication Critical patent/ES241428Y/es
Expired legal-status Critical Current

Links

ES1979241428U 1979-02-16 1979-02-16 Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas. Expired ES241428Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1979241428U ES241428Y (es) 1979-02-16 1979-02-16 Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1979241428U ES241428Y (es) 1979-02-16 1979-02-16 Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas.

Publications (2)

Publication Number Publication Date
ES241428U ES241428U (es) 1979-04-16
ES241428Y true ES241428Y (es) 1979-11-01

Family

ID=8401310

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1979241428U Expired ES241428Y (es) 1979-02-16 1979-02-16 Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas.

Country Status (1)

Country Link
ES (1) ES241428Y (es)

Also Published As

Publication number Publication date
ES241428U (es) 1979-04-16

Similar Documents

Publication Publication Date Title
IT7851716A0 (it) Composizioni anti-sporco ed anti-ri deposito utilizzabili in detergenza
MX147541A (es) Mejoras en terminal electrico
BR7707733A (pt) Aperfeicoamento em terminal
FI792395A (fi) Anordning foer att foerankra byggnadsdelar in i jorden i en sluttning
TR19162A (tr) Triklorotrifloretan esasli yeni bilesimler ve bunlarin yuezeylerin mueamele edilmesinde kullanimi
ES490429A0 (es) Perfeccionamientos en bornes de conexion
MX144432A (es) Mejoras en planchas
ES241428Y (es) Disposicion de circuitos para reconocer y evaluar modifica- ciones de estado en centrales telefonicas.
ES491117A0 (es) Mejoras en circuitos electricos formadores de impulsos
AT345926B (de) Elektronisches leistungsrelais, insbesondere rueckleistungsrelais
ES501135A0 (es) Perfeccionamientos en las disposiciones circuitales para centrales telefonicas
IT8048570A0 (it) Elettrici perfezionamento negli interruttori
PT67351B (en) Circuit arrangements for use in telephone exchange systems
IT1083218B (it) Perfezionamento negli apparecchi telefonici
SE8003419L (sv) Forsterkare i linjekrets
BR7705754A (pt) Aperfeicoamento em disposicao de transmissao
ES496470A0 (es) Perfeccionamientos en aparatos conectores electromagneticos
MX147657A (es) Mejoras en circuito telefonico electronico
JPS5345736A (en) Combustion management circuit
ES250082Y (es) Mejoras en conectores electricos.
JPS5411461A (en) Constanttcurrent circuit with property operating in two directions
ES497267A0 (es) Perfeccionamientos en circuitos de deflexion regulados con circuiteria de arranque
AT375799B (de) Schaltungsanordnung zur erhoehung der leerlaufund kurzschlussstabilitaet in fernsprechvermittlungsanlagen
JPS5447881A (en) Surfactant associating and aggregating agent
JPS55153997A (en) Input circuit in voice indentifier

Legal Events

Date Code Title Description
FD1K Utility model lapsed

Effective date: 19970519