GR850967B - - Google Patents

Info

Publication number
GR850967B
GR850967B GR850967A GR850100967A GR850967B GR 850967 B GR850967 B GR 850967B GR 850967 A GR850967 A GR 850967A GR 850100967 A GR850100967 A GR 850100967A GR 850967 B GR850967 B GR 850967B
Authority
GR
Greece
Application number
GR850967A
Other languages
Greek (el)
Inventor
Antonio Lopez Garcia
Original Assignee
Amper Sa
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 by Amper Sa filed Critical Amper Sa
Publication of GR850967B publication Critical patent/GR850967B/el

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/68—Circuit arrangements for preventing eavesdropping
    • H04M1/70—Lock-out or secrecy arrangements in party-line systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Emergency Protection Circuit Devices (AREA)
GR850967A 1984-11-12 1985-04-22 GR850967B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1984282513U ES282513Y (es) 1984-11-12 1984-11-12 Dispositivo exclusor para telefonos instalados en paralelo

Publications (1)

Publication Number Publication Date
GR850967B true GR850967B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-11-25

Family

ID=8432815

Family Applications (1)

Application Number Title Priority Date Filing Date
GR850967A GR850967B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-11-12 1985-04-22

Country Status (8)

Country Link
EP (1) EP0182393A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU572959B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8501351A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1230438A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES282513Y (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR850967B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX156924A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PT (1) PT80026B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63217758A (ja) * 1987-03-05 1988-09-09 Nec Corp 分岐電話機
IT1219764B (it) * 1988-06-29 1990-05-24 Cselt Centro Studi Lab Telecom Dispositivo per l'uso esclusivo di una singola linea telefonica da parte di un telefono in impianti dotati di una molteplicita di telefoni
GB8903268D0 (en) * 1989-02-14 1989-04-05 Cts Trading Co Ltd Communication apparatus
AT392974B (de) * 1989-07-13 1991-07-25 Chemiefaser Lenzing Ag Mischpolyimide sowie verfahren zu ihrer herstellung
NO991801L (no) 1999-04-15 2000-10-16 Ericsson Telefon Ab L M FremgangsmÕte for forbedring av et telefonsystem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7809628A (nl) * 1978-09-21 1980-03-25 Nederlanden Staat Schakeling voor multipel aangesloten telefoontoestel- len.

Also Published As

Publication number Publication date
CA1230438A (en) 1987-12-15
PT80026B (en) 1986-10-28
EP0182393A2 (en) 1986-05-28
PT80026A (en) 1985-03-01
AU572959B2 (en) 1988-05-19
ES282513Y (es) 1986-10-01
MX156924A (es) 1988-10-14
EP0182393A3 (en) 1987-09-30
ES282513U (es) 1986-03-16
BR8501351A (pt) 1986-10-14
AU3872785A (en) 1986-05-22

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