Document Type and Number:
Japanese Patent JPS5441724
Kind Code:
Y1
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JP2005300638 | PROJECTOR AND PHOTOGRAPHING SYSTEM |
Application Number:
JP8465870U
Publication Date:
December 05, 1979
Filing Date:
August 24, 1970
Export Citation:
International Classes:
G03B15/05; (IPC1-7): G03B7/16