Document Type and Number:
Japanese Patent JPS5323140
Kind Code:
Y2
More Like This:
| JP2008102244 | VIDEO DISPLAY DEVICE AND PROJECTOR |
| JP2000187216 | PROJECTION TYPE IMAGE DISPLAY DEVICE |
Application Number:
JP2902374U
Publication Date:
June 15, 1978
Filing Date:
March 12, 1974
Export Citation:
International Classes:
G03B21/00; G03B1/00; G03B21/10; G03B23/00; G06M1/00; (IPC1-7): G03B23/00; G06M1/00