JPH03129948U - - Google Patents

Info

Publication number
JPH03129948U
JPH03129948U JP3704690U JP3704690U JPH03129948U JP H03129948 U JPH03129948 U JP H03129948U JP 3704690 U JP3704690 U JP 3704690U JP 3704690 U JP3704690 U JP 3704690U JP H03129948 U JPH03129948 U JP H03129948U
Authority
JP
Japan
Prior art keywords
screen plate
screen
outer periphery
flange portion
sensor
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
JP3704690U
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 JP3704690U priority Critical patent/JPH03129948U/ja
Publication of JPH03129948U publication Critical patent/JPH03129948U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP3704690U 1990-04-06 1990-04-06 Pending JPH03129948U (US06272168-20010807-M00014.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3704690U JPH03129948U (US06272168-20010807-M00014.png) 1990-04-06 1990-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3704690U JPH03129948U (US06272168-20010807-M00014.png) 1990-04-06 1990-04-06

Publications (1)

Publication Number Publication Date
JPH03129948U true JPH03129948U (US06272168-20010807-M00014.png) 1991-12-26

Family

ID=31543809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3704690U Pending JPH03129948U (US06272168-20010807-M00014.png) 1990-04-06 1990-04-06

Country Status (1)

Country Link
JP (1) JPH03129948U (US06272168-20010807-M00014.png)

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