JPS49130109A - - Google Patents

Info

Publication number: JPS49130109A
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.): Granted

Application number

JP4124573A

Other languages

Japanese (ja)

Other versions

JPS5312401B2 (th

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.)

1973-04-13

Filing date

1973-04-13

Publication date

1974-12-13

1973-04-13 Application filed filed Critical

1973-04-13 Priority to JP4124573A priority Critical patent/JPS5312401B2/ja

1974-12-13 Publication of JPS49130109A publication Critical patent/JPS49130109A/ja

1978-05-01 Publication of JPS5312401B2 publication Critical patent/JPS5312401B2/ja

Status Expired legal-status Critical Current

Links

Landscapes

Sub-Exchange Stations And Push- Button Telephones (AREA)

JP4124573A 1973-04-13 1973-04-13 Expired JPS5312401B2 (th)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP4124573A JPS5312401B2 (th)	1973-04-13	1973-04-13

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP4124573A JPS5312401B2 (th)	1973-04-13	1973-04-13

Publications (2)

Publication Number	Publication Date
JPS49130109A true JPS49130109A (th)	1974-12-13
JPS5312401B2 JPS5312401B2 (th)	1978-05-01

Family

ID=12603040

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP4124573A Expired JPS5312401B2 (th)	1973-04-13	1973-04-13

Country Status (1)

Country	Link
JP (1)	JPS5312401B2 (th)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51128204A (en) *	1975-04-30	1976-11-09	Matsushita Electric Ind Co Ltd	Button telephone device
JPS5221713U (th) *	1975-07-31	1977-02-16
JPS5274201A (en) *	1975-12-17	1977-06-22	Nec Corp	Display control circuit for key telephone system

1973
- 1973-04-13 JP JP4124573A patent/JPS5312401B2/ja not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51128204A (en) *	1975-04-30	1976-11-09	Matsushita Electric Ind Co Ltd	Button telephone device
JPS5221713U (th) *	1975-07-31	1977-02-16
JPS5274201A (en) *	1975-12-17	1977-06-22	Nec Corp	Display control circuit for key telephone system

Also Published As

Publication number	Publication date
JPS5312401B2 (th)	1978-05-01

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