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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS56159
Kind Code:
Y2
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Application Number:
JP8729674U
Publication Date:
January 06, 1981
Filing Date:
July 24, 1974
Export Citation:
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International Classes:
F41G3/26; F41J9/14; G03B21/00; G03B23/00; (IPC1-7): F41J9/14; F41G3/26



 
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