Title:
【考案の名称】児童勉強時の姿勢用具
Document Type and Number:
Japanese Patent JPS58126810
Kind Code:
U
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Inventors:
Hiroshi Morichi
Application Number:
JP2502282U
Publication Date:
August 29, 1983
Filing Date:
February 23, 1982
Export Citation:
International Classes:
A61F5/02; A61F5/37; (IPC1-7): A61F5/37