IE860172L - Private automatic branch exchange - Google Patents

Private automatic branch exchange

Info

Publication number
IE860172L
IE860172L IE17286A IE17286A IE860172L IE 860172 L IE860172 L IE 860172L IE 17286 A IE17286 A IE 17286A IE 17286 A IE17286 A IE 17286A IE 860172 L IE860172 L IE 860172L
Authority
IE
Ireland
Prior art keywords
branch exchange
automatic branch
private automatic
private
exchange
Prior art date
Application number
IE17286A
Original Assignee
Lake Electronic Tech
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 Lake Electronic Tech filed Critical Lake Electronic Tech
Priority to IE17286A priority Critical patent/IE860172L/en
Priority to BE0/216471A priority patent/BE904512A/en
Priority to GB8701240A priority patent/GB2185660B/en
Publication of IE860172L publication Critical patent/IE860172L/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Studio Circuits (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
IE17286A 1986-01-21 1986-01-21 Private automatic branch exchange IE860172L (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IE17286A IE860172L (en) 1986-01-21 1986-01-21 Private automatic branch exchange
BE0/216471A BE904512A (en) 1986-01-21 1986-03-28 PRIVATE SWITCHER.
GB8701240A GB2185660B (en) 1986-01-21 1987-01-21 Private automatic branch exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE17286A IE860172L (en) 1986-01-21 1986-01-21 Private automatic branch exchange

Publications (1)

Publication Number Publication Date
IE860172L true IE860172L (en) 1987-07-21

Family

ID=11008094

Family Applications (1)

Application Number Title Priority Date Filing Date
IE17286A IE860172L (en) 1986-01-21 1986-01-21 Private automatic branch exchange

Country Status (3)

Country Link
BE (1) BE904512A (en)
GB (1) GB2185660B (en)
IE (1) IE860172L (en)

Also Published As

Publication number Publication date
BE904512A (en) 1986-07-16
GB8701240D0 (en) 1987-02-25
GB2185660A (en) 1987-07-22
GB2185660B (en) 1989-10-25

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