JPH01126652U - - Google Patents

Info

Publication number
JPH01126652U
JPH01126652U JP1693688U JP1693688U JPH01126652U JP H01126652 U JPH01126652 U JP H01126652U JP 1693688 U JP1693688 U JP 1693688U JP 1693688 U JP1693688 U JP 1693688U JP H01126652 U JPH01126652 U JP H01126652U
Authority
JP
Japan
Prior art keywords
signal
circuit
absence information
outputs
absence
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.)
Pending
Application number
JP1693688U
Other languages
English (en)
Japanese (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 JP1693688U priority Critical patent/JPH01126652U/ja
Publication of JPH01126652U publication Critical patent/JPH01126652U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP1693688U 1988-02-09 1988-02-09 Pending JPH01126652U (US08124317-20120228-C00060.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1693688U JPH01126652U (US08124317-20120228-C00060.png) 1988-02-09 1988-02-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1693688U JPH01126652U (US08124317-20120228-C00060.png) 1988-02-09 1988-02-09

Publications (1)

Publication Number Publication Date
JPH01126652U true JPH01126652U (US08124317-20120228-C00060.png) 1989-08-30

Family

ID=31230299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1693688U Pending JPH01126652U (US08124317-20120228-C00060.png) 1988-02-09 1988-02-09

Country Status (1)

Country Link
JP (1) JPH01126652U (US08124317-20120228-C00060.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018137545A (ja) * 2017-02-20 2018-08-30 アイホン株式会社 インターホン装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018137545A (ja) * 2017-02-20 2018-08-30 アイホン株式会社 インターホン装置

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