JPS5547784B2 - - Google Patents

Info

Publication number
JPS5547784B2
JPS5547784B2 JP9474975A JP9474975A JPS5547784B2 JP S5547784 B2 JPS5547784 B2 JP S5547784B2 JP 9474975 A JP9474975 A JP 9474975A JP 9474975 A JP9474975 A JP 9474975A JP S5547784 B2 JPS5547784 B2 JP S5547784B2
Authority
JP
Japan
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
JP9474975A
Other versions
JPS5219009A (en
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 JP9474975A priority Critical patent/JPS5219009A/ja
Publication of JPS5219009A publication Critical patent/JPS5219009A/ja
Publication of JPS5547784B2 publication Critical patent/JPS5547784B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP9474975A 1975-08-05 1975-08-05 Speech calling system of key telephone system Granted JPS5219009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9474975A JPS5219009A (en) 1975-08-05 1975-08-05 Speech calling system of key telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9474975A JPS5219009A (en) 1975-08-05 1975-08-05 Speech calling system of key telephone system

Publications (2)

Publication Number Publication Date
JPS5219009A JPS5219009A (en) 1977-01-14
JPS5547784B2 true JPS5547784B2 (ja) 1980-12-02

Family

ID=14118763

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9474975A Granted JPS5219009A (en) 1975-08-05 1975-08-05 Speech calling system of key telephone system

Country Status (1)

Country Link
JP (1) JPS5219009A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0490675U (ja) * 1990-12-25 1992-08-07

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5090308A (ja) * 1973-12-11 1975-07-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5090308A (ja) * 1973-12-11 1975-07-19

Also Published As

Publication number Publication date
JPS5219009A (en) 1977-01-14

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