JPS63978B2 - - Google Patents

Info

Publication number
JPS63978B2
JPS63978B2 JP55165911A JP16591180A JPS63978B2 JP S63978 B2 JPS63978 B2 JP S63978B2 JP 55165911 A JP55165911 A JP 55165911A JP 16591180 A JP16591180 A JP 16591180A JP S63978 B2 JPS63978 B2 JP S63978B2
Authority
JP
Japan
Prior art keywords
switch
loudspeaker
protrusion
state
hook
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
JP55165911A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5791062A (en
Inventor
Hiroshi Oikawa
Shinichi Shinohara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP16591180A priority Critical patent/JPS5791062A/ja
Publication of JPS5791062A publication Critical patent/JPS5791062A/ja
Publication of JPS63978B2 publication Critical patent/JPS63978B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
JP16591180A 1980-11-27 1980-11-27 Telephone use switch with loudspeaker function Granted JPS5791062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16591180A JPS5791062A (en) 1980-11-27 1980-11-27 Telephone use switch with loudspeaker function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16591180A JPS5791062A (en) 1980-11-27 1980-11-27 Telephone use switch with loudspeaker function

Publications (2)

Publication Number Publication Date
JPS5791062A JPS5791062A (en) 1982-06-07
JPS63978B2 true JPS63978B2 (ko) 1988-01-09

Family

ID=15821344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16591180A Granted JPS5791062A (en) 1980-11-27 1980-11-27 Telephone use switch with loudspeaker function

Country Status (1)

Country Link
JP (1) JPS5791062A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01132486U (ko) * 1988-03-04 1989-09-08

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6116657A (ja) * 1984-07-03 1986-01-24 Tamura Electric Works Ltd 機能電話機

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4116001Y1 (ko) * 1964-03-23 1966-07-26
JPS5036889U (ko) * 1973-08-01 1975-04-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4116001Y1 (ko) * 1964-03-23 1966-07-26
JPS5036889U (ko) * 1973-08-01 1975-04-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01132486U (ko) * 1988-03-04 1989-09-08

Also Published As

Publication number Publication date
JPS5791062A (en) 1982-06-07

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