JPS5525748B2 - - Google Patents

Info

Publication number
JPS5525748B2
JPS5525748B2 JP3223275A JP3223275A JPS5525748B2 JP S5525748 B2 JPS5525748 B2 JP S5525748B2 JP 3223275 A JP3223275 A JP 3223275A JP 3223275 A JP3223275 A JP 3223275A JP S5525748 B2 JPS5525748 B2 JP S5525748B2
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
JP3223275A
Other languages
Japanese (ja)
Other versions
JPS51108504A (ja
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 JP3223275A priority Critical patent/JPS51108504A/ja
Publication of JPS51108504A publication Critical patent/JPS51108504A/ja
Publication of JPS5525748B2 publication Critical patent/JPS5525748B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP3223275A 1975-03-19 1975-03-19 Kakuseidenwasochi Granted JPS51108504A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3223275A JPS51108504A (ja) 1975-03-19 1975-03-19 Kakuseidenwasochi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3223275A JPS51108504A (ja) 1975-03-19 1975-03-19 Kakuseidenwasochi

Publications (2)

Publication Number Publication Date
JPS51108504A JPS51108504A (ja) 1976-09-25
JPS5525748B2 true JPS5525748B2 (cs) 1980-07-08

Family

ID=12353218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3223275A Granted JPS51108504A (ja) 1975-03-19 1975-03-19 Kakuseidenwasochi

Country Status (1)

Country Link
JP (1) JPS51108504A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5327710U (cs) * 1976-08-18 1978-03-09
JPS5772452A (en) * 1980-10-22 1982-05-06 Nippon Telegr & Teleph Corp <Ntt> Telephone set with speaker receiving function
JPS57129565A (en) * 1981-02-04 1982-08-11 Nitsuko Ltd Key telephone system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881069A (en) * 1973-04-05 1975-04-29 Nitsuko Ltd Telephone call loudspeaker monitoring and relay control circuit

Also Published As

Publication number Publication date
JPS51108504A (ja) 1976-09-25

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