JPS6191155U - - Google Patents

Info

Publication number
JPS6191155U
JPS6191155U JP17517884U JP17517884U JPS6191155U JP S6191155 U JPS6191155 U JP S6191155U JP 17517884 U JP17517884 U JP 17517884U JP 17517884 U JP17517884 U JP 17517884U JP S6191155 U JPS6191155 U JP S6191155U
Authority
JP
Japan
Prior art keywords
frame
light
smoke
concentration
disposed inside
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.)
Granted
Application number
JP17517884U
Other languages
English (en)
Japanese (ja)
Other versions
JPH039008Y2 (US20100056889A1-20100304-C00004.png
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 JP1984175178U priority Critical patent/JPH039008Y2/ja
Publication of JPS6191155U publication Critical patent/JPS6191155U/ja
Application granted granted Critical
Publication of JPH039008Y2 publication Critical patent/JPH039008Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1984175178U 1984-11-19 1984-11-19 Expired JPH039008Y2 (US20100056889A1-20100304-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984175178U JPH039008Y2 (US20100056889A1-20100304-C00004.png) 1984-11-19 1984-11-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984175178U JPH039008Y2 (US20100056889A1-20100304-C00004.png) 1984-11-19 1984-11-19

Publications (2)

Publication Number Publication Date
JPS6191155U true JPS6191155U (US20100056889A1-20100304-C00004.png) 1986-06-13
JPH039008Y2 JPH039008Y2 (US20100056889A1-20100304-C00004.png) 1991-03-06

Family

ID=30732782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984175178U Expired JPH039008Y2 (US20100056889A1-20100304-C00004.png) 1984-11-19 1984-11-19

Country Status (1)

Country Link
JP (1) JPH039008Y2 (US20100056889A1-20100304-C00004.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005147962A (ja) * 2003-11-18 2005-06-09 Takao Tsuda 光学式ガス濃度検出装置
JP2010286289A (ja) * 2009-06-10 2010-12-24 General Packer Co Ltd マルチパスセル

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51135684A (en) * 1975-04-29 1976-11-24 Hartridge Ltd Leslie Instrument for measuring smoke density
JPS5426863U (US20100056889A1-20100304-C00004.png) * 1977-07-26 1979-02-21
JPS5583839A (en) * 1978-12-19 1980-06-24 Cerberus Ag Smoke sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51135684A (en) * 1975-04-29 1976-11-24 Hartridge Ltd Leslie Instrument for measuring smoke density
JPS5426863U (US20100056889A1-20100304-C00004.png) * 1977-07-26 1979-02-21
JPS5583839A (en) * 1978-12-19 1980-06-24 Cerberus Ag Smoke sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005147962A (ja) * 2003-11-18 2005-06-09 Takao Tsuda 光学式ガス濃度検出装置
JP2010286289A (ja) * 2009-06-10 2010-12-24 General Packer Co Ltd マルチパスセル

Also Published As

Publication number Publication date
JPH039008Y2 (US20100056889A1-20100304-C00004.png) 1991-03-06

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