Document Type and Number:
Japanese Patent JPS57173758
Kind Code:
U
Application Number:
JP6272881U
Publication Date:
November 02, 1982
Filing Date:
April 30, 1981
Export Citation:
International Classes:
G09F13/04; A62C37/00; A62C99/00; (IPC1-7): A62C39/00; G09F13/04
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