JPH02113153U - - Google Patents

Info

Publication number
JPH02113153U
JPH02113153U JP2232089U JP2232089U JPH02113153U JP H02113153 U JPH02113153 U JP H02113153U JP 2232089 U JP2232089 U JP 2232089U JP 2232089 U JP2232089 U JP 2232089U JP H02113153 U JPH02113153 U JP H02113153U
Authority
JP
Japan
Prior art keywords
light receiving
receiving tube
reflector
smoke
diameter
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
JP2232089U
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 JP2232089U priority Critical patent/JPH02113153U/ja
Publication of JPH02113153U publication Critical patent/JPH02113153U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2232089U 1989-02-28 1989-02-28 Pending JPH02113153U (2)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2232089U JPH02113153U (2) 1989-02-28 1989-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2232089U JPH02113153U (2) 1989-02-28 1989-02-28

Publications (1)

Publication Number Publication Date
JPH02113153U true JPH02113153U (2) 1990-09-11

Family

ID=31240327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2232089U Pending JPH02113153U (2) 1989-02-28 1989-02-28

Country Status (1)

Country Link
JP (1) JPH02113153U (2)

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