JPS5424596A - Liquid crystal display watch - Google Patents

Liquid crystal display watch

Info

Publication number
JPS5424596A
JPS5424596A JP9013277A JP9013277A JPS5424596A JP S5424596 A JPS5424596 A JP S5424596A JP 9013277 A JP9013277 A JP 9013277A JP 9013277 A JP9013277 A JP 9013277A JP S5424596 A JPS5424596 A JP S5424596A
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
display watch
fluorescent substances
promethium
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
JP9013277A
Other languages
Japanese (ja)
Inventor
Yoshio Yamazaki
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP9013277A priority Critical patent/JPS5424596A/en
Publication of JPS5424596A publication Critical patent/JPS5424596A/en
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

PURPOSE: To increase the lighting efficiency of the liquid crystal display block at a dark place and at night, by incorporating fluorescent substances and light emitting diodes including thorium and promethium being radioactive elements and tungsten miniature lights with the transparent flat plate or reflector including fluorescent substances.
COPYRIGHT: (C)1979,JPO&Japio
JP9013277A 1977-07-27 1977-07-27 Liquid crystal display watch Pending JPS5424596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9013277A JPS5424596A (en) 1977-07-27 1977-07-27 Liquid crystal display watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9013277A JPS5424596A (en) 1977-07-27 1977-07-27 Liquid crystal display watch

Publications (1)

Publication Number Publication Date
JPS5424596A true JPS5424596A (en) 1979-02-23

Family

ID=13989973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9013277A Pending JPS5424596A (en) 1977-07-27 1977-07-27 Liquid crystal display watch

Country Status (1)

Country Link
JP (1) JPS5424596A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59197019A (en) * 1983-04-25 1984-11-08 Toshiba Corp Liquid crystal display device
JPS63243739A (en) * 1987-03-31 1988-10-11 Sekiyu Sangyo Katsuseika Center Apparatus for inspecting interior of pipe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59197019A (en) * 1983-04-25 1984-11-08 Toshiba Corp Liquid crystal display device
JPS63243739A (en) * 1987-03-31 1988-10-11 Sekiyu Sangyo Katsuseika Center Apparatus for inspecting interior of pipe

Similar Documents

Publication Publication Date Title
JPS6465766A (en) Life display fluorescent lamp
JPS54134654A (en) Luminous light source for liquid crystal watches
JPS5424596A (en) Liquid crystal display watch
JPS5457480A (en) Light emitting screen equipped with light emitting material and low pressure mercury lamp
JPS5313395A (en) Lighting equipment of light-receiving-type display unit
JPS533862A (en) Electronic wristwatch
JPS51124388A (en) Solid state light emitting display unit
JPS5461575A (en) Liquid crystal watch
JPS5267296A (en) Liquid crystal display element
JPS5321944A (en) Displaying device
JPS5414746A (en) Illuninating light source device
JPS5391699A (en) Lighting unit for liquid crystal panel
JPS5288073A (en) Electronic watch with illumination
JPS5424598A (en) Display unit
JPS5427397A (en) Reflecting plate for liquid crystal indicator
JPS5319796A (en) Lighting method of liquid crystal display plate
JPS5422795A (en) Liquid crystal display unit
JPS5438795A (en) Digital display panel
JPS535596A (en) Led display unit
JPS5428597A (en) Liquid crystal display unit
JPS5343549A (en) Lighting device of instruments
JPS5332066A (en) Watch with lamp
JPS53104275A (en) Illuminating reflection plate of liquid crystal watch
JPS5440095A (en) Display unit with illumination
JPS53126911A (en) Level display device