JPS5266478A - Road surface freezing warning apparatus - Google Patents

Road surface freezing warning apparatus

Info

Publication number
JPS5266478A
JPS5266478A JP14261075A JP14261075A JPS5266478A JP S5266478 A JPS5266478 A JP S5266478A JP 14261075 A JP14261075 A JP 14261075A JP 14261075 A JP14261075 A JP 14261075A JP S5266478 A JPS5266478 A JP S5266478A
Authority
JP
Japan
Prior art keywords
road surface
warning apparatus
surface freezing
freezing warning
road
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
JP14261075A
Other languages
Japanese (ja)
Inventor
Toshihiko Ichihashi
Manabu Kikuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KI Holdings Co Ltd
Original Assignee
Koito Industries Ltd
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 by Koito Industries Ltd filed Critical Koito Industries Ltd
Priority to JP14261075A priority Critical patent/JPS5266478A/en
Publication of JPS5266478A publication Critical patent/JPS5266478A/en
Pending legal-status Critical Current

Links

Landscapes

  • Road Paving Structures (AREA)
  • Radiation Pyrometers (AREA)
JP14261075A 1975-11-29 1975-11-29 Road surface freezing warning apparatus Pending JPS5266478A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14261075A JPS5266478A (en) 1975-11-29 1975-11-29 Road surface freezing warning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14261075A JPS5266478A (en) 1975-11-29 1975-11-29 Road surface freezing warning apparatus

Publications (1)

Publication Number Publication Date
JPS5266478A true JPS5266478A (en) 1977-06-01

Family

ID=15319319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14261075A Pending JPS5266478A (en) 1975-11-29 1975-11-29 Road surface freezing warning apparatus

Country Status (1)

Country Link
JP (1) JPS5266478A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003035784A (en) * 2001-07-25 2003-02-07 Nagoya Electric Works Co Ltd Road surface freeze determination method and device
JP2014528035A (en) * 2011-09-11 2014-10-23 ソーラー ブライト リミテッドＳｏｌａｒ Ｂｒｉｇｈｔ Ｌｉｍｉｔｅｄ Road marker or light warning device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51146733A (en) * 1975-06-11 1976-12-16 Matsushita Electric Industrial Co Ltd Apparatus for determining road face condition

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51146733A (en) * 1975-06-11 1976-12-16 Matsushita Electric Industrial Co Ltd Apparatus for determining road face condition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003035784A (en) * 2001-07-25 2003-02-07 Nagoya Electric Works Co Ltd Road surface freeze determination method and device
JP2014528035A (en) * 2011-09-11 2014-10-23 ソーラー ブライト リミテッドＳｏｌａｒ Ｂｒｉｇｈｔ Ｌｉｍｉｔｅｄ Road marker or light warning device

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