JPH023234B2 - - Google Patents

Info

Publication number
JPH023234B2
JPH023234B2 JP57015999A JP1599982A JPH023234B2 JP H023234 B2 JPH023234 B2 JP H023234B2 JP 57015999 A JP57015999 A JP 57015999A JP 1599982 A JP1599982 A JP 1599982A JP H023234 B2 JPH023234 B2 JP H023234B2
Authority
JP
Japan
Prior art keywords
infrared
light
receiver
alarm device
projector
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
JP57015999A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58132888A (ja
Inventor
Yoichi Numagami
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.)
OPUTETSUKUSU KK
Original Assignee
OPUTETSUKUSU KK
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 OPUTETSUKUSU KK filed Critical OPUTETSUKUSU KK
Priority to JP1599982A priority Critical patent/JPS58132888A/ja
Publication of JPS58132888A publication Critical patent/JPS58132888A/ja
Publication of JPH023234B2 publication Critical patent/JPH023234B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
JP1599982A 1982-02-02 1982-02-02 赤外線防犯警報装置 Granted JPS58132888A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1599982A JPS58132888A (ja) 1982-02-02 1982-02-02 赤外線防犯警報装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1599982A JPS58132888A (ja) 1982-02-02 1982-02-02 赤外線防犯警報装置

Publications (2)

Publication Number Publication Date
JPS58132888A JPS58132888A (ja) 1983-08-08
JPH023234B2 true JPH023234B2 (en]) 1990-01-22

Family

ID=11904330

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1599982A Granted JPS58132888A (ja) 1982-02-02 1982-02-02 赤外線防犯警報装置

Country Status (1)

Country Link
JP (1) JPS58132888A (en])

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4420127Y1 (en]) * 1966-09-17 1969-08-28

Also Published As

Publication number Publication date
JPS58132888A (ja) 1983-08-08

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