JPS6315997Y2 - - Google Patents

Info

Publication number
JPS6315997Y2
JPS6315997Y2 JP1980150871U JP15087180U JPS6315997Y2 JP S6315997 Y2 JPS6315997 Y2 JP S6315997Y2 JP 1980150871 U JP1980150871 U JP 1980150871U JP 15087180 U JP15087180 U JP 15087180U JP S6315997 Y2 JPS6315997 Y2 JP S6315997Y2
Authority
JP
Japan
Prior art keywords
light
printed board
hole
emitting element
receiving element
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
JP1980150871U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5773791U (pm
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 JP1980150871U priority Critical patent/JPS6315997Y2/ja
Publication of JPS5773791U publication Critical patent/JPS5773791U/ja
Application granted granted Critical
Publication of JPS6315997Y2 publication Critical patent/JPS6315997Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Burglar Alarm Systems (AREA)
JP1980150871U 1980-10-21 1980-10-21 Expired JPS6315997Y2 (pm)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1980150871U JPS6315997Y2 (pm) 1980-10-21 1980-10-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980150871U JPS6315997Y2 (pm) 1980-10-21 1980-10-21

Publications (2)

Publication Number Publication Date
JPS5773791U JPS5773791U (pm) 1982-05-07
JPS6315997Y2 true JPS6315997Y2 (pm) 1988-05-06

Family

ID=29510216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980150871U Expired JPS6315997Y2 (pm) 1980-10-21 1980-10-21

Country Status (1)

Country Link
JP (1) JPS6315997Y2 (pm)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642796Y2 (pm) * 1974-10-31 1981-10-06
JPS53105199A (en) * 1977-02-24 1978-09-13 Matsushita Electric Works Ltd Glass destruction detector with breakaway detection switch

Also Published As

Publication number Publication date
JPS5773791U (pm) 1982-05-07

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