JPS6393546U - - Google Patents

Info

Publication number
JPS6393546U
JPS6393546U JP18905386U JP18905386U JPS6393546U JP S6393546 U JPS6393546 U JP S6393546U JP 18905386 U JP18905386 U JP 18905386U JP 18905386 U JP18905386 U JP 18905386U JP S6393546 U JPS6393546 U JP S6393546U
Authority
JP
Japan
Prior art keywords
light receiver
light
reflective
light emitter
receiver
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.)
Pending
Application number
JP18905386U
Other languages
English (en)
Japanese (ja)
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 JP18905386U priority Critical patent/JPS6393546U/ja
Publication of JPS6393546U publication Critical patent/JPS6393546U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
JP18905386U 1986-12-10 1986-12-10 Pending JPS6393546U (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18905386U JPS6393546U (fr) 1986-12-10 1986-12-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18905386U JPS6393546U (fr) 1986-12-10 1986-12-10

Publications (1)

Publication Number Publication Date
JPS6393546U true JPS6393546U (fr) 1988-06-16

Family

ID=31140996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18905386U Pending JPS6393546U (fr) 1986-12-10 1986-12-10

Country Status (1)

Country Link
JP (1) JPS6393546U (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126080A (en) * 1978-02-23 1979-09-29 Hartridge Ltd Leslie Device for measuring concentration of smoke
JPS59147242A (ja) * 1983-02-10 1984-08-23 Nippon Denso Co Ltd 自動車のための粉塵検出装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126080A (en) * 1978-02-23 1979-09-29 Hartridge Ltd Leslie Device for measuring concentration of smoke
JPS59147242A (ja) * 1983-02-10 1984-08-23 Nippon Denso Co Ltd 自動車のための粉塵検出装置

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