JPH02133691U - - Google Patents

Info

Publication number
JPH02133691U
JPH02133691U JP4218989U JP4218989U JPH02133691U JP H02133691 U JPH02133691 U JP H02133691U JP 4218989 U JP4218989 U JP 4218989U JP 4218989 U JP4218989 U JP 4218989U JP H02133691 U JPH02133691 U JP H02133691U
Authority
JP
Japan
Prior art keywords
infrared rays
snow
amount detection
snowfall
detection sensor
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
JP4218989U
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 JP4218989U priority Critical patent/JPH02133691U/ja
Publication of JPH02133691U publication Critical patent/JPH02133691U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP4218989U 1989-04-11 1989-04-11 Pending JPH02133691U (US07534539-20090519-C00280.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4218989U JPH02133691U (US07534539-20090519-C00280.png) 1989-04-11 1989-04-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4218989U JPH02133691U (US07534539-20090519-C00280.png) 1989-04-11 1989-04-11

Publications (1)

Publication Number Publication Date
JPH02133691U true JPH02133691U (US07534539-20090519-C00280.png) 1990-11-06

Family

ID=31553511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4218989U Pending JPH02133691U (US07534539-20090519-C00280.png) 1989-04-11 1989-04-11

Country Status (1)

Country Link
JP (1) JPH02133691U (US07534539-20090519-C00280.png)

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