JPS589352Y2 - カンチキ - Google Patents

カンチキ

Info

Publication number
JPS589352Y2
JPS589352Y2 JP1975121012U JP12101275U JPS589352Y2 JP S589352 Y2 JPS589352 Y2 JP S589352Y2 JP 1975121012 U JP1975121012 U JP 1975121012U JP 12101275 U JP12101275 U JP 12101275U JP S589352 Y2 JPS589352 Y2 JP S589352Y2
Authority
JP
Japan
Prior art keywords
amplifier
light
light emitting
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
JP1975121012U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5234289U (2
Inventor
山田穆
種村謙三郎
森末一成
竪月邦治
鈴木義春
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP1975121012U priority Critical patent/JPS589352Y2/ja
Publication of JPS5234289U publication Critical patent/JPS5234289U/ja
Application granted granted Critical
Publication of JPS589352Y2 publication Critical patent/JPS589352Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP1975121012U 1975-09-01 1975-09-01 カンチキ Expired JPS589352Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1975121012U JPS589352Y2 (ja) 1975-09-01 1975-09-01 カンチキ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975121012U JPS589352Y2 (ja) 1975-09-01 1975-09-01 カンチキ

Publications (2)

Publication Number Publication Date
JPS5234289U JPS5234289U (2) 1977-03-10
JPS589352Y2 true JPS589352Y2 (ja) 1983-02-19

Family

ID=28601732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975121012U Expired JPS589352Y2 (ja) 1975-09-01 1975-09-01 カンチキ

Country Status (1)

Country Link
JP (1) JPS589352Y2 (2)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4715935U (2) * 1971-03-23 1972-10-24

Also Published As

Publication number Publication date
JPS5234289U (2) 1977-03-10

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