JPS5426815Y2 - - Google Patents
Info
- Publication number
- JPS5426815Y2 JPS5426815Y2 JP1975036132U JP3613275U JPS5426815Y2 JP S5426815 Y2 JPS5426815 Y2 JP S5426815Y2 JP 1975036132 U JP1975036132 U JP 1975036132U JP 3613275 U JP3613275 U JP 3613275U JP S5426815 Y2 JPS5426815 Y2 JP S5426815Y2
- 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.)
- Expired
Links
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1975036132U JPS5426815Y2 (en) | 1975-03-17 | 1975-03-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1975036132U JPS5426815Y2 (en) | 1975-03-17 | 1975-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51115936U JPS51115936U (en) | 1976-09-20 |
JPS5426815Y2 true JPS5426815Y2 (en) | 1979-09-04 |
Family
ID=28153899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1975036132U Expired JPS5426815Y2 (en) | 1975-03-17 | 1975-03-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5426815Y2 (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1688010A (en) * | 1926-10-11 | 1928-10-16 | Carlyle E Godske | Awning construction |
US1946639A (en) * | 1931-06-30 | 1934-02-13 | Eastman Kodak Co | Folding projection screen |
US2037303A (en) * | 1933-07-22 | 1936-04-14 | Elvin L Battee | Universal joint unit |
US3362671A (en) * | 1966-05-04 | 1968-01-09 | Minnesota Mining & Mfg | Suspension assembly |
US3485471A (en) * | 1966-11-21 | 1969-12-23 | Ronald E Mccurdy | Projector screen supporting assemblies |
US3592255A (en) * | 1969-03-03 | 1971-07-13 | Da Lite Screen Co Inc | Automatic tensioning bar for portable picture screens |
US3942868A (en) * | 1973-04-27 | 1976-03-09 | Mechanische Weberie Gmbh. | Cine projection screen |
-
1975
- 1975-03-17 JP JP1975036132U patent/JPS5426815Y2/ja not_active Expired
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1688010A (en) * | 1926-10-11 | 1928-10-16 | Carlyle E Godske | Awning construction |
US1946639A (en) * | 1931-06-30 | 1934-02-13 | Eastman Kodak Co | Folding projection screen |
US2037303A (en) * | 1933-07-22 | 1936-04-14 | Elvin L Battee | Universal joint unit |
US3362671A (en) * | 1966-05-04 | 1968-01-09 | Minnesota Mining & Mfg | Suspension assembly |
US3485471A (en) * | 1966-11-21 | 1969-12-23 | Ronald E Mccurdy | Projector screen supporting assemblies |
US3592255A (en) * | 1969-03-03 | 1971-07-13 | Da Lite Screen Co Inc | Automatic tensioning bar for portable picture screens |
US3942868A (en) * | 1973-04-27 | 1976-03-09 | Mechanische Weberie Gmbh. | Cine projection screen |
Also Published As
Publication number | Publication date |
---|---|
JPS51115936U (en) | 1976-09-20 |