Document Type and Number:
Japanese Patent JPS5616464
Kind Code:
B2
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| JP3091803 | [Name of device] Projector |
Application Number:
JP13910773A
Publication Date:
April 16, 1981
Filing Date:
December 12, 1973
Export Citation:
International Classes:
G03B23/00; B65H5/06; B65H29/22; G06F7/06; G06K13/00; G06K13/063; G06K13/12