JPS554801Y2 - - Google Patents

Info

Publication number
JPS554801Y2
JPS554801Y2 JP1974140001U JP14000174U JPS554801Y2 JP S554801 Y2 JPS554801 Y2 JP S554801Y2 JP 1974140001 U JP1974140001 U JP 1974140001U JP 14000174 U JP14000174 U JP 14000174U JP S554801 Y2 JPS554801 Y2 JP S554801Y2
Authority
JP
Japan
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.)
Expired
Application number
JP1974140001U
Other languages
Japanese (ja)
Other versions
JPS5165852U (de
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 JP1974140001U priority Critical patent/JPS554801Y2/ja
Publication of JPS5165852U publication Critical patent/JPS5165852U/ja
Application granted granted Critical
Publication of JPS554801Y2 publication Critical patent/JPS554801Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP1974140001U 1974-11-18 1974-11-18 Expired JPS554801Y2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1974140001U JPS554801Y2 (de) 1974-11-18 1974-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1974140001U JPS554801Y2 (de) 1974-11-18 1974-11-18

Publications (2)

Publication Number Publication Date
JPS5165852U JPS5165852U (de) 1976-05-24
JPS554801Y2 true JPS554801Y2 (de) 1980-02-05

Family

ID=28416850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1974140001U Expired JPS554801Y2 (de) 1974-11-18 1974-11-18

Country Status (1)

Country Link
JP (1) JPS554801Y2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990005924A1 (en) * 1985-02-22 1990-05-31 Hiroshi Yamashita Illuminator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50104646U (de) * 1974-02-01 1975-08-28

Also Published As

Publication number Publication date
JPS5165852U (de) 1976-05-24

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