JPH046043U - - Google Patents

Info

Publication number
JPH046043U
JPH046043U JP1990045748U JP4574890U JPH046043U JP H046043 U JPH046043 U JP H046043U JP 1990045748 U JP1990045748 U JP 1990045748U JP 4574890 U JP4574890 U JP 4574890U JP H046043 U JPH046043 U JP H046043U
Authority
JP
Japan
Prior art keywords
shaped
projection screen
shaped structure
rod
rotation
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
JP1990045748U
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 JP1990045748U priority Critical patent/JPH046043U/ja
Publication of JPH046043U publication Critical patent/JPH046043U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1990045748U 1990-04-26 1990-04-26 Pending JPH046043U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990045748U JPH046043U (en]) 1990-04-26 1990-04-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990045748U JPH046043U (en]) 1990-04-26 1990-04-26

Publications (1)

Publication Number Publication Date
JPH046043U true JPH046043U (en]) 1992-01-21

Family

ID=31560201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990045748U Pending JPH046043U (en]) 1990-04-26 1990-04-26

Country Status (1)

Country Link
JP (1) JPH046043U (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5196456U (en]) * 1975-01-31 1976-08-03
JP2022145515A (ja) * 2021-03-18 2022-10-04 ヤマハ株式会社 スクリーンユニット

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5196456U (en]) * 1975-01-31 1976-08-03
JP2022145515A (ja) * 2021-03-18 2022-10-04 ヤマハ株式会社 スクリーンユニット

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