JPS4953706A - - Google Patents

Info

Publication number
JPS4953706A
JPS4953706A JP9750072A JP9750072A JPS4953706A JP S4953706 A JPS4953706 A JP S4953706A JP 9750072 A JP9750072 A JP 9750072A JP 9750072 A JP9750072 A JP 9750072A JP S4953706 A JPS4953706 A JP S4953706A
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
JP9750072A
Other languages
Japanese (ja)
Other versions
JPS5330285B2 (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 JP9750072A priority Critical patent/JPS5330285B2/ja
Publication of JPS4953706A publication Critical patent/JPS4953706A/ja
Publication of JPS5330285B2 publication Critical patent/JPS5330285B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP9750072A 1972-09-28 1972-09-28 Expired JPS5330285B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9750072A JPS5330285B2 (en) 1972-09-28 1972-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9750072A JPS5330285B2 (en) 1972-09-28 1972-09-28

Publications (2)

Publication Number Publication Date
JPS4953706A true JPS4953706A (en) 1974-05-24
JPS5330285B2 JPS5330285B2 (en) 1978-08-25

Family

ID=14193971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9750072A Expired JPS5330285B2 (en) 1972-09-28 1972-09-28

Country Status (1)

Country Link
JP (1) JPS5330285B2 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5283003A (en) * 1975-12-30 1977-07-11 Tamura Electric Works Ltd Privacy system for key telephone set
JPS5283004A (en) * 1975-12-30 1977-07-11 Tamura Electric Works Ltd Privacy releasing system for key telephone system
JPS5595361U (en) * 1980-01-17 1980-07-02
JPS55107760U (en) * 1980-02-21 1980-07-28
JPS5673953A (en) * 1979-11-22 1981-06-19 Iwatsu Electric Co Ltd Extension callout system in button telephone device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5283003A (en) * 1975-12-30 1977-07-11 Tamura Electric Works Ltd Privacy system for key telephone set
JPS5283004A (en) * 1975-12-30 1977-07-11 Tamura Electric Works Ltd Privacy releasing system for key telephone system
JPS5673953A (en) * 1979-11-22 1981-06-19 Iwatsu Electric Co Ltd Extension callout system in button telephone device
JPS6132878B2 (en) * 1979-11-22 1986-07-30 Iwasaki Tsushinki Kk
JPS5595361U (en) * 1980-01-17 1980-07-02
JPS5718857Y2 (en) * 1980-01-17 1982-04-20
JPS55107760U (en) * 1980-02-21 1980-07-28
JPS5745727Y2 (en) * 1980-02-21 1982-10-08

Also Published As

Publication number Publication date
JPS5330285B2 (en) 1978-08-25

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