JPH0533117Y2 - - Google Patents

Info

Publication number
JPH0533117Y2
JPH0533117Y2 JP1984089359U JP8935984U JPH0533117Y2 JP H0533117 Y2 JPH0533117 Y2 JP H0533117Y2 JP 1984089359 U JP1984089359 U JP 1984089359U JP 8935984 U JP8935984 U JP 8935984U JP H0533117 Y2 JPH0533117 Y2 JP H0533117Y2
Authority
JP
Japan
Prior art keywords
television camera
warning
detection
light
detection signal
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.)
Expired - Lifetime
Application number
JP1984089359U
Other languages
English (en)
Japanese (ja)
Other versions
JPS617176U (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 JP8935984U priority Critical patent/JPS617176U/ja
Publication of JPS617176U publication Critical patent/JPS617176U/ja
Application granted granted Critical
Publication of JPH0533117Y2 publication Critical patent/JPH0533117Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)
  • Burglar Alarm Systems (AREA)
JP8935984U 1984-06-18 1984-06-18 光線式警戒装置 Granted JPS617176U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8935984U JPS617176U (ja) 1984-06-18 1984-06-18 光線式警戒装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8935984U JPS617176U (ja) 1984-06-18 1984-06-18 光線式警戒装置

Publications (2)

Publication Number Publication Date
JPS617176U JPS617176U (ja) 1986-01-17
JPH0533117Y2 true JPH0533117Y2 (https=) 1993-08-24

Family

ID=30643358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8935984U Granted JPS617176U (ja) 1984-06-18 1984-06-18 光線式警戒装置

Country Status (1)

Country Link
JP (1) JPS617176U (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506730U (https=) * 1973-05-18 1975-01-23
JPS5025415U (https=) * 1973-06-28 1975-03-24
JPS5159226A (ja) * 1974-11-20 1976-05-24 Nippon Cetu Kk Hoanyoterebikanshisochi
JPS557747A (en) * 1978-06-30 1980-01-19 Nec Corp Light modulator

Also Published As

Publication number Publication date
JPS617176U (ja) 1986-01-17

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