JPS61121053U - - Google Patents

Info

Publication number
JPS61121053U
JPS61121053U JP525985U JP525985U JPS61121053U JP S61121053 U JPS61121053 U JP S61121053U JP 525985 U JP525985 U JP 525985U JP 525985 U JP525985 U JP 525985U JP S61121053 U JPS61121053 U JP S61121053U
Authority
JP
Japan
Prior art keywords
busy
detection circuit
party
telephone
displays
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
JP525985U
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 JP525985U priority Critical patent/JPS61121053U/ja
Publication of JPS61121053U publication Critical patent/JPS61121053U/ja
Pending legal-status Critical Current

Links

JP525985U 1985-01-17 1985-01-17 Pending JPS61121053U (US20030199744A1-20031023-C00003.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP525985U JPS61121053U (US20030199744A1-20031023-C00003.png) 1985-01-17 1985-01-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP525985U JPS61121053U (US20030199744A1-20031023-C00003.png) 1985-01-17 1985-01-17

Publications (1)

Publication Number Publication Date
JPS61121053U true JPS61121053U (US20030199744A1-20031023-C00003.png) 1986-07-30

Family

ID=30481599

Family Applications (1)

Application Number Title Priority Date Filing Date
JP525985U Pending JPS61121053U (US20030199744A1-20031023-C00003.png) 1985-01-17 1985-01-17

Country Status (1)

Country Link
JP (1) JPS61121053U (US20030199744A1-20031023-C00003.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511646A (en) * 1978-07-11 1980-01-26 Mitsubishi Electric Corp Tone visible display system for telephone set

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511646A (en) * 1978-07-11 1980-01-26 Mitsubishi Electric Corp Tone visible display system for telephone set

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