Title:
【考案の名称】演奏教習用シ-ト
Document Type and Number:
Japanese Patent JPS59194769
Kind Code:
U
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Inventors:
Mikio Yamagishi
Application Number:
JP8892283U
Publication Date:
December 25, 1984
Filing Date:
June 10, 1983
Export Citation:
International Classes:
G09B15/02; (IPC1-7): G09B15/02