Title:
発音ステップ遊具
Document Type and Number:
Japanese Patent JPH062170
Kind Code:
B2
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Inventors:
YAMAMOTO SATOSHI
Application Number:
JP16993289A
Publication Date:
January 12, 1994
Filing Date:
July 03, 1989
Export Citation:
Assignee:
NIPPON BITSUGU TOIZU KK
International Classes:
A63B5/00; A63B5/16; (IPC1-7): A63B5/00
Attorney, Agent or Firm:
荒井 進 (外1名)
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