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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57146199
Kind Code:
U
Application Number:
JP3102581U
Publication Date:
September 14, 1982
Filing Date:
March 06, 1981
Export Citation:
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International Classes:
G10K11/02; G04C21/02; G10K9/12; G10K11/16; (IPC1-7): G10K11/16; G04C21/02; G10K9/12



 
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