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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57133080
Kind Code:
U
Application Number:
JP1853081U
Publication Date:
August 19, 1982
Filing Date:
February 12, 1981
Export Citation:
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International Classes:
F21V17/00; F21V1/00; G09F9/00; G09F9/307; (IPC1-7): G09F9/00; F21V1/00
Domestic Patent References:
JPS5016874B21975-06-17



 
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