JPS60177544U - インタ−ホン装置 - Google Patents

インタ−ホン装置

Info

Publication number
JPS60177544U
JPS60177544U JP1984065186U JP6518684U JPS60177544U JP S60177544 U JPS60177544 U JP S60177544U JP 1984065186 U JP1984065186 U JP 1984065186U JP 6518684 U JP6518684 U JP 6518684U JP S60177544 U JPS60177544 U JP S60177544U
Authority
JP
Japan
Prior art keywords
visitor
light
receiving element
comparator
timer circuit
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.)
Granted
Application number
JP1984065186U
Other languages
English (en)
Japanese (ja)
Other versions
JPH04620Y2 (cg-RX-API-DMAC7.html
Inventor
唐沢　幸孝
小坂　和夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
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 by Kyocera Corp filed Critical Kyocera Corp
Priority to JP1984065186U priority Critical patent/JPS60177544U/ja
Publication of JPS60177544U publication Critical patent/JPS60177544U/ja
Application granted granted Critical
Publication of JPH04620Y2 publication Critical patent/JPH04620Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)
JP1984065186U 1984-05-02 1984-05-02 インタ−ホン装置 Granted JPS60177544U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984065186U JPS60177544U (ja) 1984-05-02 1984-05-02 インタ−ホン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984065186U JPS60177544U (ja) 1984-05-02 1984-05-02 インタ−ホン装置

Publications (2)

Publication Number Publication Date
JPS60177544U true JPS60177544U (ja) 1985-11-26
JPH04620Y2 JPH04620Y2 (cg-RX-API-DMAC7.html) 1992-01-09

Family

ID=30596957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984065186U Granted JPS60177544U (ja) 1984-05-02 1984-05-02 インタ−ホン装置

Country Status (1)

Country Link
JP (1) JPS60177544U (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6315686U (cg-RX-API-DMAC7.html) * 1986-07-15 1988-02-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6315686U (cg-RX-API-DMAC7.html) * 1986-07-15 1988-02-02

Also Published As

Publication number Publication date
JPH04620Y2 (cg-RX-API-DMAC7.html) 1992-01-09

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