JPH0420028U - - Google Patents

Info

Publication number
JPH0420028U
JPH0420028U JP6193890U JP6193890U JPH0420028U JP H0420028 U JPH0420028 U JP H0420028U JP 6193890 U JP6193890 U JP 6193890U JP 6193890 U JP6193890 U JP 6193890U JP H0420028 U JPH0420028 U JP H0420028U
Authority
JP
Japan
Prior art keywords
projection
holding means
fresnel lens
fixing
holding
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
JP6193890U
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 JP6193890U priority Critical patent/JPH0420028U/ja
Publication of JPH0420028U publication Critical patent/JPH0420028U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP6193890U 1990-06-12 1990-06-12 Pending JPH0420028U (US08177716-20120515-C00003.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6193890U JPH0420028U (US08177716-20120515-C00003.png) 1990-06-12 1990-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6193890U JPH0420028U (US08177716-20120515-C00003.png) 1990-06-12 1990-06-12

Publications (1)

Publication Number Publication Date
JPH0420028U true JPH0420028U (US08177716-20120515-C00003.png) 1992-02-19

Family

ID=31590641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6193890U Pending JPH0420028U (US08177716-20120515-C00003.png) 1990-06-12 1990-06-12

Country Status (1)

Country Link
JP (1) JPH0420028U (US08177716-20120515-C00003.png)

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