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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5335637
Kind Code:
U
Application Number:
JP11705276U
Publication Date:
March 29, 1978
Filing Date:
September 02, 1976
Export Citation:
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International Classes:
G09B11/10; B43L1/04; B43L1/10; (IPC1-7): B43L1/04; G09B11/10