JPH0511551Y2 - - Google Patents

Info

Publication number
JPH0511551Y2
JPH0511551Y2 JP1987046366U JP4636687U JPH0511551Y2 JP H0511551 Y2 JPH0511551 Y2 JP H0511551Y2 JP 1987046366 U JP1987046366 U JP 1987046366U JP 4636687 U JP4636687 U JP 4636687U JP H0511551 Y2 JPH0511551 Y2 JP H0511551Y2
Authority
JP
Japan
Prior art keywords
projection
cover
screen
light source
set surface
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 - Lifetime
Application number
JP1987046366U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63153242U (en]
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 JP1987046366U priority Critical patent/JPH0511551Y2/ja
Publication of JPS63153242U publication Critical patent/JPS63153242U/ja
Application granted granted Critical
Publication of JPH0511551Y2 publication Critical patent/JPH0511551Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP1987046366U 1987-03-27 1987-03-27 Expired - Lifetime JPH0511551Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987046366U JPH0511551Y2 (en]) 1987-03-27 1987-03-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987046366U JPH0511551Y2 (en]) 1987-03-27 1987-03-27

Publications (2)

Publication Number Publication Date
JPS63153242U JPS63153242U (en]) 1988-10-07
JPH0511551Y2 true JPH0511551Y2 (en]) 1993-03-23

Family

ID=30865964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987046366U Expired - Lifetime JPH0511551Y2 (en]) 1987-03-27 1987-03-27

Country Status (1)

Country Link
JP (1) JPH0511551Y2 (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237988Y2 (en]) * 1974-07-04 1977-08-29
JPS55141126U (en]) * 1979-03-29 1980-10-08

Also Published As

Publication number Publication date
JPS63153242U (en]) 1988-10-07

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