JPS6436832U - - Google Patents

Info

Publication number
JPS6436832U
JPS6436832U JP13129387U JP13129387U JPS6436832U JP S6436832 U JPS6436832 U JP S6436832U JP 13129387 U JP13129387 U JP 13129387U JP 13129387 U JP13129387 U JP 13129387U JP S6436832 U JPS6436832 U JP S6436832U
Authority
JP
Japan
Prior art keywords
lamp
projection
fresnel plate
overhead projector
transparent original
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
JP13129387U
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 JP13129387U priority Critical patent/JPS6436832U/ja
Publication of JPS6436832U publication Critical patent/JPS6436832U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP13129387U 1987-08-28 1987-08-28 Pending JPS6436832U (US20090163788A1-20090625-C00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13129387U JPS6436832U (US20090163788A1-20090625-C00002.png) 1987-08-28 1987-08-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13129387U JPS6436832U (US20090163788A1-20090625-C00002.png) 1987-08-28 1987-08-28

Publications (1)

Publication Number Publication Date
JPS6436832U true JPS6436832U (US20090163788A1-20090625-C00002.png) 1989-03-06

Family

ID=31387221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13129387U Pending JPS6436832U (US20090163788A1-20090625-C00002.png) 1987-08-28 1987-08-28

Country Status (1)

Country Link
JP (1) JPS6436832U (US20090163788A1-20090625-C00002.png)

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