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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0354993
Kind Code:
U
Application Number:
JP11579089U
Publication Date:
May 28, 1991
Filing Date:
October 03, 1989
Export Citation:
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International Classes:
G10H1/057; G10H1/00; (IPC1-7): G10H1/00; G10H1/057