Document Type and Number:
Japanese Patent JPH02142897
Kind Code:
U
Application Number:
JP5147689U
Publication Date:
December 04, 1990
Filing Date:
April 28, 1989
Export Citation:
International Classes:
G10H1/053; G10H1/00; (IPC1-7): G10H1/053; G10H1/00
Previous Patent: JPH02142896
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