JPS6022471Y2 - 光線式警戒装置 - Google Patents

光線式警戒装置

Info

Publication number
JPS6022471Y2
JPS6022471Y2 JP10509775U JP10509775U JPS6022471Y2 JP S6022471 Y2 JPS6022471 Y2 JP S6022471Y2 JP 10509775 U JP10509775 U JP 10509775U JP 10509775 U JP10509775 U JP 10509775U JP S6022471 Y2 JPS6022471 Y2 JP S6022471Y2
Authority
JP
Japan
Prior art keywords
warning
light beam
light
circuit
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
Application number
JP10509775U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5220186U (enrdf_load_stackoverflow
Inventor
博 小野
Original Assignee
オーテツク電子株式会社
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 オーテツク電子株式会社 filed Critical オーテツク電子株式会社
Priority to JP10509775U priority Critical patent/JPS6022471Y2/ja
Publication of JPS5220186U publication Critical patent/JPS5220186U/ja
Application granted granted Critical
Publication of JPS6022471Y2 publication Critical patent/JPS6022471Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
JP10509775U 1975-07-31 1975-07-31 光線式警戒装置 Expired JPS6022471Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10509775U JPS6022471Y2 (ja) 1975-07-31 1975-07-31 光線式警戒装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10509775U JPS6022471Y2 (ja) 1975-07-31 1975-07-31 光線式警戒装置

Publications (2)

Publication Number Publication Date
JPS5220186U JPS5220186U (enrdf_load_stackoverflow) 1977-02-14
JPS6022471Y2 true JPS6022471Y2 (ja) 1985-07-03

Family

ID=28586410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10509775U Expired JPS6022471Y2 (ja) 1975-07-31 1975-07-31 光線式警戒装置

Country Status (1)

Country Link
JP (1) JPS6022471Y2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5862793A (ja) * 1981-10-12 1983-04-14 オーテツク電子株式会社 赤外線警戒装置
JPS6081696A (ja) * 1983-10-12 1985-05-09 オーテック電子株式会社 赤外線警戒装置

Also Published As

Publication number Publication date
JPS5220186U (enrdf_load_stackoverflow) 1977-02-14

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