Title:
【発明の名称】中小径低質材を利用した教材用アート板の製造法
Document Type and Number:
Japanese Patent JP2649902
Kind Code:
B2
Inventors:
TAKEUCHI HISAYA
Application Number:
JP1974695A
Publication Date:
September 03, 1997
Filing Date:
January 11, 1995
Export Citation:
Assignee:
TAKEUCHI MOKUZAI KOGYO GOSHIGAISHA
International Classes:
G09B19/10; B44B3/00; (IPC1-7): G09B19/10; B44B3/00
Attorney, Agent or Firm:
Kawanari Yasuo