JPS62129538U - - Google Patents

Info

Publication number
JPS62129538U
JPS62129538U JP15115585U JP15115585U JPS62129538U JP S62129538 U JPS62129538 U JP S62129538U JP 15115585 U JP15115585 U JP 15115585U JP 15115585 U JP15115585 U JP 15115585U JP S62129538 U JPS62129538 U JP S62129538U
Authority
JP
Japan
Prior art keywords
projection
projection aperture
variable device
area variable
projector
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
JP15115585U
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 JP15115585U priority Critical patent/JPS62129538U/ja
Publication of JPS62129538U publication Critical patent/JPS62129538U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP15115585U 1985-10-02 1985-10-02 Pending JPS62129538U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15115585U JPS62129538U (enrdf_load_stackoverflow) 1985-10-02 1985-10-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15115585U JPS62129538U (enrdf_load_stackoverflow) 1985-10-02 1985-10-02

Publications (1)

Publication Number Publication Date
JPS62129538U true JPS62129538U (enrdf_load_stackoverflow) 1987-08-15

Family

ID=31067966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15115585U Pending JPS62129538U (enrdf_load_stackoverflow) 1985-10-02 1985-10-02

Country Status (1)

Country Link
JP (1) JPS62129538U (enrdf_load_stackoverflow)

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