JPS57172435U - - Google Patents

Info

Publication number
JPS57172435U
JPS57172435U JP1981052625U JP5262581U JPS57172435U JP S57172435 U JPS57172435 U JP S57172435U JP 1981052625 U JP1981052625 U JP 1981052625U JP 5262581 U JP5262581 U JP 5262581U JP S57172435 U JPS57172435 U JP S57172435U
Authority
JP
Japan
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
JP1981052625U
Other languages
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 JP1981052625U priority Critical patent/JPS57172435U/ja
Publication of JPS57172435U publication Critical patent/JPS57172435U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1981052625U 1981-04-14 1981-04-14 Pending JPS57172435U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981052625U JPS57172435U (enrdf_load_stackoverflow) 1981-04-14 1981-04-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981052625U JPS57172435U (enrdf_load_stackoverflow) 1981-04-14 1981-04-14

Publications (1)

Publication Number Publication Date
JPS57172435U true JPS57172435U (enrdf_load_stackoverflow) 1982-10-30

Family

ID=29849299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981052625U Pending JPS57172435U (enrdf_load_stackoverflow) 1981-04-14 1981-04-14

Country Status (1)

Country Link
JP (1) JPS57172435U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007017709A (ja) * 2005-07-07 2007-01-25 Seiko Epson Corp レンズ基板およびリア型プロジェクタ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880039A (enrdf_load_stackoverflow) * 1972-01-29 1973-10-26
JPS55121428A (en) * 1979-03-13 1980-09-18 Asahi Glass Co Ltd Production of distinct vision screen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880039A (enrdf_load_stackoverflow) * 1972-01-29 1973-10-26
JPS55121428A (en) * 1979-03-13 1980-09-18 Asahi Glass Co Ltd Production of distinct vision screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007017709A (ja) * 2005-07-07 2007-01-25 Seiko Epson Corp レンズ基板およびリア型プロジェクタ

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