JPH0116234Y2 - - Google Patents

Info

Publication number
JPH0116234Y2
JPH0116234Y2 JP1980070462U JP7046280U JPH0116234Y2 JP H0116234 Y2 JPH0116234 Y2 JP H0116234Y2 JP 1980070462 U JP1980070462 U JP 1980070462U JP 7046280 U JP7046280 U JP 7046280U JP H0116234 Y2 JPH0116234 Y2 JP H0116234Y2
Authority
JP
Japan
Prior art keywords
gas
alarm
concentration
gas leak
gas detection
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
JP1980070462U
Other languages
English (en)
Japanese (ja)
Other versions
JPS56172188U (en:Method
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 JP1980070462U priority Critical patent/JPH0116234Y2/ja
Publication of JPS56172188U publication Critical patent/JPS56172188U/ja
Application granted granted Critical
Publication of JPH0116234Y2 publication Critical patent/JPH0116234Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Emergency Alarm Devices (AREA)
JP1980070462U 1980-05-22 1980-05-22 Expired JPH0116234Y2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1980070462U JPH0116234Y2 (en:Method) 1980-05-22 1980-05-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980070462U JPH0116234Y2 (en:Method) 1980-05-22 1980-05-22

Publications (2)

Publication Number Publication Date
JPS56172188U JPS56172188U (en:Method) 1981-12-19
JPH0116234Y2 true JPH0116234Y2 (en:Method) 1989-05-12

Family

ID=29664323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980070462U Expired JPH0116234Y2 (en:Method) 1980-05-22 1980-05-22

Country Status (1)

Country Link
JP (1) JPH0116234Y2 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968251U (ja) * 1982-10-28 1984-05-09 松下電工株式会社 ガス検出器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210789A (en) * 1975-07-15 1977-01-27 Matsushita Electric Works Ltd Signal processing circuit of light-scattering type smoke senser
JPS5229796A (en) * 1975-09-01 1977-03-05 Matsushita Electric Works Ltd Smoke detector
JPS5363633A (en) * 1976-11-18 1978-06-07 Matsushita Electric Ind Co Ltd Gas leak alarm

Also Published As

Publication number Publication date
JPS56172188U (en:Method) 1981-12-19

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