Document Type and Number:
Japanese Patent JPS4113810
Kind Code:
Y1
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| WO/1997/003380 | IMAGE PROJECTION SYSTEMS |
Application Number:
JP7338464U
Publication Date:
June 28, 1966
Filing Date:
September 18, 1964
Export Citation:
International Classes:
G03B21/30; G03B21/58; (IPC1-7): G03B21/30; G03B21/58