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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57189045
Kind Code:
U
Application Number:
JP7569881U
Publication Date:
November 30, 1982
Filing Date:
May 27, 1981
Export Citation:
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International Classes:
G06F11/30; G06F13/00; (IPC1-7): G06F11/30; G06F3/04