Title:
連結式穴付きブロック
Document Type and Number:
Japanese Patent JP3138472
Kind Code:
U
Inventors:
Hirata
Application Number:
JP2007008417U
Publication Date:
January 10, 2008
Filing Date:
October 03, 2007
Export Citation:
Assignee:
Hirata
International Classes:
A63H33/10; A47C4/02