JPS6236185Y2 - - Google Patents

Info

Publication number
JPS6236185Y2
JPS6236185Y2 JP11263881U JP11263881U JPS6236185Y2 JP S6236185 Y2 JPS6236185 Y2 JP S6236185Y2 JP 11263881 U JP11263881 U JP 11263881U JP 11263881 U JP11263881 U JP 11263881U JP S6236185 Y2 JPS6236185 Y2 JP S6236185Y2
Authority
JP
Japan
Prior art keywords
duct
light
sectional area
cross
transmission rate
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.)
Expired
Application number
JP11263881U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5817715U (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 JP11263881U priority Critical patent/JPS5817715U/ja
Publication of JPS5817715U publication Critical patent/JPS5817715U/ja
Application granted granted Critical
Publication of JPS6236185Y2 publication Critical patent/JPS6236185Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP11263881U 1981-07-28 1981-07-28 光ダクト Granted JPS5817715U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11263881U JPS5817715U (ja) 1981-07-28 1981-07-28 光ダクト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11263881U JPS5817715U (ja) 1981-07-28 1981-07-28 光ダクト

Publications (2)

Publication Number Publication Date
JPS5817715U JPS5817715U (ja) 1983-02-03
JPS6236185Y2 true JPS6236185Y2 (US20100056889A1-20100304-C00004.png) 1987-09-14

Family

ID=29906959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11263881U Granted JPS5817715U (ja) 1981-07-28 1981-07-28 光ダクト

Country Status (1)

Country Link
JP (1) JPS5817715U (US20100056889A1-20100304-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104963483A (zh) * 2015-06-27 2015-10-07 陈伟强 建筑内部透光换气结构

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59156902U (ja) * 1983-04-05 1984-10-22 株式会社ダイフク 搬送台車案内装置
JPS59156903U (ja) * 1983-04-06 1984-10-22 株式会社ダイフク 搬送台車案内装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104963483A (zh) * 2015-06-27 2015-10-07 陈伟强 建筑内部透光换气结构

Also Published As

Publication number Publication date
JPS5817715U (ja) 1983-02-03

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